SANANTONIO prefixes in area code 210
NANPA records 784 assigned NXX blocks to rate center SANANTONIO in area code 210, 100.0% of the 784 blocks assigned in the code. A rate center is the billing geography a block is allocated to – NANPA truncates the name to ten characters, so read it as a NANPA label rather than a town. 35 holders hold those blocks, the largest being SOUTHWESTERN BELL (280), NEW CINGULAR WIRELESS PCS, LLC - IL (129), T-MOBILE USA, INC. (94). The earliest assignment on record here is 2001-01-29 and the most recent 2026-07-08. 559 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots. The same rate center name also appears in area codes 352, 408, 669, 726 – overlay codes cover the same geography, so a rate center is served by all of them.
Prefixes assigned here
| Prefix | Holder of record | Assigned | Pooled | In service |
|---|---|---|---|---|
| 210-200 | AT&T AT&T - LOCAL | – | yes | yes |
| 210-201 | AT&T SOUTHWESTERN BELL | 2011-10-07 | yes | yes |
| 210-202 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2012-01-18 | yes | yes |
| 210-203 | American Messaging AMERICAN MESSAGING SERVICES, LLC | – | no | yes |
| 210-204 | T-Mobile T-MOBILE USA, INC. | 2004-03-10 | yes | yes |
| 210-205 | American Messaging AMERICAN MESSAGING SERVICES, LLC | – | no | yes |
| 210-206 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-207 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-208 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-209 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-09-05 | yes | yes |
| 210-210 | USFON, INC. - TX | 2023-01-06 | yes | yes |
| 210-212 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-213 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-214 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-03-20 | yes | yes |
| 210-215 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-216 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | yes | yes |
| 210-217 | American Messaging AMERICAN MESSAGING SERVICES, LLC | – | no | yes |
| 210-218 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-219 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-220 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-221 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2003-11-06 | no | yes |
| 210-222 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-223 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-224 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-225 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-226 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-227 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-228 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-229 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-230 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-231 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-232 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2002-10-31 | no | yes |
| 210-233 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-234 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2003-03-18 | yes | yes |
| 210-235 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-236 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 2010-11-20 | yes | yes |
| 210-237 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2004-06-24 | yes | yes |
| 210-238 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2011-03-25 | yes | yes |
| 210-239 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | 2006-11-21 | yes | yes |
| 210-240 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-241 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-242 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-243 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2011-04-21 | yes | yes |
| 210-244 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-245 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2011-07-18 | yes | yes |
| 210-246 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-247 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-248 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-249 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | yes | yes |
| 210-250 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-251 | T-Mobile T-MOBILE USA, INC. | 2007-01-22 | yes | yes |
| 210-253 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-254 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-255 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-256 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-257 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-258 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-259 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-260 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-261 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-262 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2001-08-08 | yes | yes |
| 210-263 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-264 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-265 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-266 | American Messaging AMERICAN MESSAGING SERVICES, LLC | 2001-04-19 | no | yes |
| 210-267 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-268 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | yes | yes |
| 210-269 | T-Mobile METROPCS, INC. | – | yes | yes |
| 210-270 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-271 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-272 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-273 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-274 | T-Mobile METROPCS, INC. | – | yes | yes |
| 210-275 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-276 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-277 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-278 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 2007-08-23 | yes | yes |
| 210-279 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-280 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-281 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-282 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-283 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-284 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-09-09 | yes | yes |
| 210-285 | Spok SPOK, INC. | – | no | yes |
| 210-286 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-287 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-288 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-289 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-290 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | yes | yes |
| 210-291 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-06-04 | yes | yes |
| 210-292 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-293 | Onvoy ONVOY, LLC - TX | – | no | yes |
| 210-294 | AT&T SOUTHWESTERN BELL | 2010-09-24 | yes | yes |
| 210-295 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2003-11-06 | no | yes |
| 210-296 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-297 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-298 | Onvoy ONVOY, LLC - TX | – | yes | yes |
| 210-299 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-300 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-09-12 | yes | yes |
| 210-301 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | no | yes |
| 210-302 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-303 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-03-15 | yes | yes |
| 210-304 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-305 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2011-09-13 | yes | yes |
| 210-306 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2011-08-16 | yes | yes |
| 210-307 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-09-23 | yes | yes |
| 210-308 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-309 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-04-17 | yes | yes |
| 210-310 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-312 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2007-01-24 | yes | yes |
| 210-313 | T-Mobile METROPCS, INC. | – | yes | yes |
| 210-314 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2007-01-24 | yes | yes |
| 210-315 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-316 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-317 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-318 | T-Mobile METROPCS, INC. | – | yes | yes |
| 210-319 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2007-03-01 | yes | yes |
| 210-320 | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | – | no | yes |
| 210-321 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-322 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-04-17 | yes | yes |
| 210-323 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-324 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2005-03-18 | yes | yes |
| 210-325 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-326 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-327 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2007-02-06 | yes | yes |
| 210-328 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2009-08-21 | yes | yes |
| 210-329 | Charter ONVOY SPECTRUM, LLC | – | yes | yes |
| 210-330 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-10-16 | yes | yes |
| 210-331 | AT&T AT&T - LOCAL | – | yes | yes |
| 210-332 | AT&T AT&T - LOCAL | – | yes | yes |
| 210-333 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-334 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-335 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-336 | T-Mobile T-MOBILE USA, INC. | 2001-04-18 | yes | yes |
| 210-337 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-338 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2008-10-21 | yes | yes |
| 210-339 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-340 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-341 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-342 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-343 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-344 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-345 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-346 | AT&T AT&T ENTERPRISES, LLC | – | yes | yes |
| 210-347 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-348 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-349 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-350 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2015-06-01 | yes | yes |
| 210-351 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-352 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-353 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-354 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-355 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-356 | AT&T SOUTHWESTERN BELL | 2008-04-29 | yes | yes |
| 210-357 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-358 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-359 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-360 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-361 | Onvoy ONVOY, LLC - TX | 2015-12-07 | yes | yes |
| 210-362 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-363 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-364 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-365 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-366 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-367 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-368 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-369 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-370 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-371 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-01-29 | yes | yes |
| 210-372 | AT&T SOUTHWESTERN BELL | 2001-09-18 | yes | yes |
| 210-373 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-374 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2008-11-21 | yes | yes |
| 210-375 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-376 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2008-03-26 | yes | yes |
| 210-377 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-378 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-379 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-380 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-381 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-382 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-383 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-384 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-385 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-386 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-387 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-388 | XO TEXAS, INC. | 2005-04-08 | yes | yes |
| 210-389 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-390 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2009-06-16 | yes | yes |
| 210-391 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-392 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-393 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-394 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-395 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | yes | yes |
| 210-396 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-397 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-398 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-01-28 | yes | yes |
| 210-399 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2009-06-24 | yes | yes |
| 210-400 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-05-06 | yes | yes |
| 210-401 | Onvoy ONVOY, LLC - TX | 2008-01-02 | yes | yes |
| 210-402 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-403 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-404 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-405 | Onvoy ONVOY, LLC - TX | 2015-11-18 | yes | yes |
| 210-406 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-407 | AT&T SOUTHWESTERN BELL | 2008-04-29 | yes | yes |
| 210-408 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-409 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2008-06-24 | yes | yes |
| 210-410 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-412 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2005-03-18 | yes | yes |
| 210-413 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-414 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-415 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-416 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-417 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2011-09-27 | yes | yes |
| 210-418 | T-Mobile T-MOBILE USA, INC. | 2008-08-04 | yes | yes |
| 210-419 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2012-09-05 | yes | yes |
| 210-420 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-04-17 | yes | yes |
| 210-421 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-422 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-423 | AT&T SOUTHWESTERN BELL | 2005-06-27 | yes | yes |
| 210-424 | Windstream PAETEC ITEL, LLC | – | yes | yes |
| 210-425 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-10-13 | yes | yes |
| 210-426 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2007-07-09 | yes | yes |
| 210-427 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-03-02 | yes | yes |
| 210-428 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2009-09-14 | yes | yes |
| 210-429 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-10-29 | yes | yes |
| 210-430 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-02-11 | yes | yes |
| 210-431 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-432 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-433 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-434 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-435 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-436 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-437 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-438 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-439 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2010-06-24 | yes | yes |
| 210-440 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-09-12 | yes | yes |
| 210-441 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2010-01-20 | yes | yes |
| 210-442 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-443 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-444 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-445 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-446 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | – | yes | yes |
| 210-447 | TPx U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | – | yes | yes |
| 210-448 | TPx U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | – | yes | yes |
| 210-449 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-02-12 | yes | yes |
| 210-450 | AT&T SOUTHWESTERN BELL | 2006-05-12 | yes | yes |
| 210-451 | AT&T AT&T ENTERPRISES, LLC | 2007-06-20 | yes | yes |
| 210-452 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-453 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-454 | T-Mobile T-MOBILE USA, INC. | 2005-03-24 | yes | yes |
| 210-455 | Charter TWC IP ENABLED SERVICES, LLC | – | yes | yes |
| 210-456 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-457 | TPx U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | – | yes | yes |
| 210-458 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-459 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2008-04-30 | yes | yes |
| 210-460 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-07-16 | yes | yes |
| 210-461 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2008-02-20 | yes | yes |
| 210-462 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-463 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-464 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-01-27 | yes | yes |
| 210-465 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-466 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2010-01-28 | yes | yes |
| 210-467 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-468 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2009-11-16 | yes | yes |
| 210-469 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2017-05-01 | yes | yes |
| 210-470 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-471 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-472 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-473 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-474 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-475 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-476 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-477 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-478 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-479 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-480 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-03-02 | yes | yes |
| 210-481 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-482 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-483 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-484 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | no | yes |
| 210-485 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2007-11-27 | yes | yes |
| 210-486 | AT&T SOUTHWESTERN BELL | 2008-03-10 | yes | yes |
| 210-487 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-488 | Onvoy ONVOY, LLC - TX | – | yes | yes |
| 210-489 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-490 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-491 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-492 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-493 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-494 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-495 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-496 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-497 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-498 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-499 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-500 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2022-04-14 | yes | yes |
| 210-501 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-06-04 | yes | yes |
| 210-502 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | yes | yes |
| 210-503 | AT&T AT&T ENTERPRISES, LLC | 2014-04-09 | yes | yes |
| 210-504 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | – | yes | yes |
| 210-505 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-06-15 | yes | yes |
| 210-506 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-507 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | – | yes | yes |
| 210-508 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-509 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-510 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2012-02-14 | yes | yes |
| 210-512 | Onvoy ONVOY, LLC - TX | 2023-05-22 | yes | yes |
| 210-513 | Spok SPOK, INC. | – | no | yes |
| 210-514 | Onvoy ONVOY, LLC - TX | – | yes | yes |
| 210-515 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-516 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-517 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2012-04-04 | yes | yes |
| 210-518 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-519 | Onvoy ONVOY, LLC - TX | 2008-01-14 | yes | yes |
| 210-520 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-521 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-522 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-523 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-524 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-525 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-526 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2010-06-16 | yes | yes |
| 210-527 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-528 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-529 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | 2013-08-14 | yes | yes |
| 210-530 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-531 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-532 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-533 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-534 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-535 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-536 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | – | no | yes |
| 210-537 | Onvoy ONVOY, LLC - TX | 2013-12-26 | yes | yes |
| 210-538 | Windstream PAETEC ITEL, LLC | – | yes | yes |
| 210-539 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2010-08-24 | yes | yes |
| 210-540 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2012-05-29 | yes | yes |
| 210-541 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-542 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-03-02 | yes | yes |
| 210-543 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-544 | T-Mobile T-MOBILE USA, INC. | 2007-09-18 | yes | yes |
| 210-545 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-546 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-547 | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | – | yes | yes |
| 210-548 | T-Mobile T-MOBILE USA, INC. | 2007-04-16 | yes | yes |
| 210-549 | Charter TWC IP ENABLED SERVICES, LLC | 2010-09-20 | yes | yes |
| 210-550 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-09-19 | yes | yes |
| 210-551 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-03-25 | yes | yes |
| 210-552 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-08-26 | yes | yes |
| 210-553 | Spok SPOK, INC. | – | no | yes |
| 210-554 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-556 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2010-12-21 | yes | yes |
| 210-557 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2005-03-18 | yes | yes |
| 210-558 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-559 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-560 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-10-27 | yes | yes |
| 210-561 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-562 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-563 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2005-10-26 | yes | yes |
| 210-564 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-565 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-566 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-567 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-568 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-569 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2006-01-06 | yes | yes |
| 210-570 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2012-07-24 | yes | yes |
| 210-571 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2012-10-18 | yes | yes |
| 210-572 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-573 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-574 | T-Mobile METROPCS, INC. | 2014-06-30 | yes | yes |
| 210-575 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-576 | TPx U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | – | yes | yes |
| 210-577 | T-Mobile T-MOBILE USA, INC. | 2005-04-21 | yes | yes |
| 210-578 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2024-10-16 | yes | yes |
| 210-579 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-580 | Windstream PAETEC ITEL, LLC | 2017-05-01 | yes | yes |
| 210-581 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-582 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-583 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2016-12-28 | yes | yes |
| 210-584 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-02-24 | yes | yes |
| 210-585 | AT&T SOUTHWESTERN BELL | 2013-03-11 | yes | yes |
| 210-586 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-587 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-588 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-589 | T-Mobile T-MOBILE USA, INC. | 2008-01-14 | yes | yes |
| 210-590 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-591 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 2007-08-23 | yes | yes |
| 210-592 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-593 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-594 | Onvoy ONVOY, LLC - TX | 2024-03-01 | yes | yes |
| 210-595 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-596 | AT&T SOUTHWESTERN BELL | 2015-01-28 | yes | yes |
| 210-597 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 2017-02-02 | yes | yes |
| 210-598 | Charter TWC IP ENABLED SERVICES, LLC | 2011-03-07 | yes | yes |
| 210-599 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-600 | Onvoy ONVOY, LLC - TX | 2015-08-17 | yes | yes |
| 210-601 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-602 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-603 | Spok SPOK, INC. | – | no | yes |
| 210-604 | Spok SPOK, INC. | – | no | yes |
| 210-605 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2009-10-13 | yes | yes |
| 210-606 | Onvoy ONVOY, LLC - TX | – | yes | yes |
| 210-607 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2008-10-20 | yes | yes |
| 210-608 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2012-09-19 | yes | yes |
| 210-609 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-06-15 | yes | yes |
| 210-610 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2012-10-05 | yes | yes |
| 210-612 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2012-10-23 | yes | yes |
| 210-613 | Spok SPOK, INC. | – | no | yes |
| 210-614 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-615 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-616 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-617 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-618 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-619 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-620 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2012-10-24 | yes | yes |
| 210-621 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-622 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-623 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-624 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-625 | AT&T AT&T - LOCAL | – | yes | yes |
| 210-626 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-627 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-628 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-629 | WESTEL, INC. - TX | 2006-06-19 | yes | yes |
| 210-630 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2005-03-18 | yes | yes |
| 210-631 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2011-06-01 | yes | yes |
| 210-632 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-633 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-634 | Charter TWC IP ENABLED SERVICES, LLC | – | yes | yes |
| 210-635 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-636 | T-Mobile T-MOBILE USA, INC. | 2012-11-16 | yes | yes |
| 210-637 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-638 | T-Mobile T-MOBILE USA, INC. | 2006-05-24 | yes | yes |
| 210-639 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-640 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2017-05-05 | yes | yes |
| 210-641 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-642 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2016-07-19 | yes | yes |
| 210-643 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-644 | AT&T SOUTHWESTERN BELL | 2008-12-05 | yes | yes |
| 210-645 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-646 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-647 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-648 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-649 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-650 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-651 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-652 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-653 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-654 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-655 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-656 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-657 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-658 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-659 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-660 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-09-19 | yes | yes |
| 210-661 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-662 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-663 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-664 | Peerless PEERLESS NETWORK OF TEXAS, LLC - TX | – | yes | yes |
| 210-665 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-02-03 | yes | yes |
| 210-666 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-667 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-668 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-05-11 | yes | yes |
| 210-669 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-670 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-671 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-672 | Peerless PEERLESS NETWORK OF TEXAS, LLC - TX | 2015-09-25 | yes | yes |
| 210-673 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-674 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-675 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-676 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2016-12-22 | yes | yes |
| 210-677 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-678 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-679 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-680 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-681 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-682 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-683 | T-Mobile T-MOBILE USA, INC. | 2002-01-07 | yes | yes |
| 210-684 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-685 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-686 | Vonage VONAGE AMERICA LLC | 2017-07-06 | yes | yes |
| 210-687 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-688 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-689 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-10-15 | yes | yes |
| 210-690 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-691 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-692 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-693 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2006-04-27 | yes | yes |
| 210-694 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-695 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-696 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-697 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-698 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-699 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-701 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-01-20 | yes | yes |
| 210-702 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2012-11-28 | yes | yes |
| 210-703 | AT&T SOUTHWESTERN BELL | 2007-08-02 | yes | yes |
| 210-704 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-705 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-706 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-707 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-10-16 | yes | yes |
| 210-708 | T-Mobile T-MOBILE USA, INC. | 2012-12-13 | yes | yes |
| 210-709 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2014-10-29 | yes | yes |
| 210-710 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-712 | NUSO, LLC | 2012-12-18 | yes | yes |
| 210-713 | Spok SPOK, INC. | – | no | yes |
| 210-714 | Peerless PEERLESS NETWORK OF TEXAS, LLC - TX | 2013-01-03 | yes | yes |
| 210-715 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-716 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2013-01-16 | yes | yes |
| 210-717 | T-Mobile T-MOBILE USA, INC. | 2013-01-29 | yes | yes |
| 210-718 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2013-02-13 | yes | yes |
| 210-719 | T-Mobile METROPCS, INC. | 2013-05-30 | yes | yes |
| 210-720 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-721 | Windstream PAETEC ITEL, LLC | 2014-07-11 | yes | yes |
| 210-722 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-723 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-724 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-725 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-726 | T-Mobile T-MOBILE USA, INC. | 2023-10-31 | yes | yes |
| 210-727 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2013-09-18 | yes | yes |
| 210-728 | T-Mobile METROPCS, INC. | 2018-03-30 | yes | yes |
| 210-729 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2018-05-02 | yes | yes |
| 210-730 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-731 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-732 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-733 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-734 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-735 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-736 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-737 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-738 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-739 | T-Mobile T-MOBILE USA, INC. | 2006-03-01 | yes | yes |
| 210-740 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2013-03-20 | yes | yes |
| 210-741 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2018-05-09 | yes | yes |
| 210-742 | AIRESPRING, INC. | 2018-07-24 | yes | yes |
| 210-743 | Windstream PAETEC ITEL, LLC | 2013-06-21 | yes | yes |
| 210-744 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-745 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2005-05-09 | yes | yes |
| 210-746 | Spok SPOK, INC. | – | no | yes |
| 210-747 | Spok SPOK, INC. | – | no | yes |
| 210-748 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | yes | yes |
| 210-749 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-07-01 | yes | yes |
| 210-750 | Onvoy ONVOY, LLC - TX | – | yes | yes |
| 210-751 | AT&T SOUTHWESTERN BELL | 2014-06-09 | yes | yes |
| 210-752 | Spok SPOK, INC. | – | no | yes |
| 210-753 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-04-21 | yes | yes |
| 210-754 | Spok SPOK, INC. | – | no | yes |
| 210-755 | Onvoy ONVOY, LLC - TX | 2026-07-08 | yes | yes |
| 210-756 | Onvoy ONVOY, LLC - TX | 2019-10-30 | yes | yes |
| 210-757 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | – | yes | yes |
| 210-758 | AT&T AT&T ENTERPRISES, LLC | 2014-08-06 | yes | yes |
| 210-759 | Onvoy ONVOY, LLC - TX | 2023-08-31 | yes | yes |
| 210-760 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2013-05-28 | yes | yes |
| 210-761 | Onvoy ONVOY, LLC - TX | 2018-10-19 | yes | yes |
| 210-762 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2013-12-02 | yes | yes |
| 210-763 | T-Mobile T-MOBILE USA, INC. | 2013-02-22 | yes | yes |
| 210-764 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-765 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2014-09-23 | yes | yes |
| 210-766 | AT&T SOUTHWESTERN BELL | 2011-05-11 | yes | yes |
| 210-767 | AT&T SOUTHWESTERN BELL | 2001-06-25 | yes | yes |
| 210-768 | AT&T SOUTHWESTERN BELL | 2011-05-11 | yes | yes |
| 210-769 | T-Mobile METROPCS, INC. | 2014-07-21 | yes | yes |
| 210-771 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-772 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-07-05 | yes | yes |
| 210-773 | T-Mobile T-MOBILE USA, INC. | 2013-01-11 | yes | yes |
| 210-774 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2014-04-03 | yes | yes |
| 210-775 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2004-11-17 | yes | yes |
| 210-776 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | yes | yes |
| 210-777 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-02-22 | yes | yes |
| 210-778 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-05-06 | yes | yes |
| 210-779 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-08-09 | yes | yes |
| 210-780 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2014-07-15 | yes | yes |
| 210-781 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2006-09-22 | yes | yes |
| 210-782 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-06-27 | yes | yes |
| 210-783 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 2019-01-18 | yes | yes |
| 210-784 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-04-07 | yes | yes |
| 210-785 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-786 | T-Mobile T-MOBILE USA, INC. | 2023-10-31 | yes | yes |
| 210-787 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2005-03-18 | yes | yes |
| 210-788 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2007-05-03 | yes | yes |
| 210-789 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-790 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-04-21 | yes | yes |
| 210-791 | Onvoy ONVOY, LLC - TX | – | yes | yes |
| 210-792 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2007-10-16 | yes | yes |
| 210-793 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2010-12-21 | yes | yes |
| 210-794 | Peerless PEERLESS NETWORK OF TEXAS, LLC - TX | 2019-11-04 | yes | yes |
| 210-795 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2003-03-18 | yes | yes |
| 210-796 | Onvoy ONVOY, LLC - TX | 2020-01-17 | yes | yes |
| 210-797 | T-Mobile T-MOBILE USA, INC. | 2006-04-26 | yes | yes |
| 210-798 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | no | yes |
| 210-799 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-03-18 | yes | yes |
| 210-800 | EVOLVE CELLULAR, INC. | 2010-09-07 | yes | yes |
| 210-801 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2013-03-04 | yes | yes |
| 210-802 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2013-02-08 | yes | yes |
| 210-803 | T-Mobile T-MOBILE USA, INC. | 2013-02-22 | yes | yes |
| 210-804 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-805 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-806 | Onvoy ONVOY, LLC - TX | 2018-09-14 | yes | yes |
| 210-807 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2006-03-28 | yes | yes |
| 210-808 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2007-09-18 | yes | yes |
| 210-809 | T-Mobile METROPCS, INC. | 2020-02-21 | yes | yes |
| 210-810 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2013-05-15 | yes | yes |
| 210-812 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2013-05-20 | yes | yes |
| 210-813 | Spok SPOK, INC. | – | no | yes |
| 210-814 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-815 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-02-24 | yes | yes |
| 210-816 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2013-05-20 | yes | yes |
| 210-817 | Onvoy ONVOY, LLC - TX | 2017-08-18 | yes | yes |
| 210-818 | T-Mobile T-MOBILE USA, INC. | 2005-03-28 | yes | yes |
| 210-819 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2012-07-03 | yes | yes |
| 210-820 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-821 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-822 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-823 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-824 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-825 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-826 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-827 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-828 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-829 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-830 | Onvoy ONVOY, LLC - TX | 2024-01-25 | yes | yes |
| 210-831 | T-Mobile T-MOBILE USA, INC. | 2001-01-29 | yes | yes |
| 210-832 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-833 | T-Mobile T-MOBILE USA, INC. | 2001-11-06 | yes | yes |
| 210-834 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-835 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-836 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-837 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-01-21 | yes | yes |
| 210-838 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-839 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-840 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-03-19 | yes | yes |
| 210-841 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-842 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-843 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-844 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-845 | Charter TWC IP ENABLED SERVICES, LLC | – | yes | yes |
| 210-846 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | – | no | yes |
| 210-847 | T-Mobile T-MOBILE USA, INC. | 2015-11-24 | yes | yes |
| 210-848 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-03-18 | yes | yes |
| 210-849 | T-Mobile T-MOBILE USA, INC. | – | no | yes |
| 210-850 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2014-03-21 | yes | yes |
| 210-851 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2020-04-06 | yes | yes |
| 210-852 | T-Mobile T-MOBILE USA, INC. | 2006-05-24 | yes | yes |
| 210-853 | Onvoy ONVOY, LLC - TX | 2007-09-19 | yes | yes |
| 210-854 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-855 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 2004-12-13 | yes | yes |
| 210-856 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-857 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-858 | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | – | yes | yes |
| 210-859 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-860 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-861 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-862 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-863 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-864 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2020-04-01 | yes | yes |
| 210-865 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-866 | CSC WIRELESS, LLC | 2020-06-04 | yes | yes |
| 210-867 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-868 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2020-08-03 | yes | yes |
| 210-869 | Spok SPOK, INC. | – | no | yes |
| 210-870 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2007-09-10 | yes | yes |
| 210-871 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-872 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-873 | T-Mobile METROPCS, INC. | 2020-08-12 | yes | yes |
| 210-874 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | – | yes | yes |
| 210-875 | T-Mobile T-MOBILE USA, INC. | 2001-10-08 | yes | yes |
| 210-876 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2014-11-13 | yes | yes |
| 210-877 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-878 | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | – | yes | yes |
| 210-879 | Peerless PEERLESS NETWORK OF TEXAS, LLC - TX | – | yes | yes |
| 210-880 | T-Mobile T-MOBILE USA, INC. | 2006-01-25 | yes | yes |
| 210-881 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2006-08-04 | yes | yes |
| 210-882 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-883 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-884 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-885 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-886 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-887 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-888 | Charter TWC IP ENABLED SERVICES, LLC | 2007-06-08 | yes | yes |
| 210-889 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-890 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 2019-04-26 | yes | yes |
| 210-891 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2020-08-14 | yes | yes |
| 210-892 | MATRIX TELECOM, LLC. S/I/I TNCI - TX | – | no | yes |
| 210-893 | MATRIX TELECOM, LLC. S/I/I TNCI - TX | – | no | yes |
| 210-894 | T-Mobile T-MOBILE USA, INC. | 2017-04-17 | yes | yes |
| 210-895 | T-Mobile T-MOBILE USA, INC. | 2020-08-28 | yes | yes |
| 210-896 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2006-01-24 | yes | yes |
| 210-897 | T-Mobile T-MOBILE USA, INC. | 2006-05-24 | yes | yes |
| 210-898 | NUSO, LLC | 2020-08-28 | yes | yes |
| 210-899 | Onvoy ONVOY, LLC - TX | 2015-03-16 | yes | yes |
| 210-900 | T-Mobile T-MOBILE USA, INC. | – | yes | yes |
| 210-901 | Windstream PAETEC ITEL, LLC | 2013-02-28 | yes | yes |
| 210-902 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-03-02 | yes | yes |
| 210-903 | Onvoy ONVOY, LLC - TX | 2019-10-29 | yes | yes |
| 210-904 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2014-06-17 | yes | yes |
| 210-905 | Onvoy ONVOY, LLC - TX | – | yes | yes |
| 210-906 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2013-06-18 | yes | yes |
| 210-907 | T-Mobile T-MOBILE USA, INC. | 2014-08-12 | yes | yes |
| 210-908 | T-Mobile T-MOBILE USA, INC. | 2006-04-26 | yes | yes |
| 210-909 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-08-31 | yes | yes |
| 210-910 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2013-05-20 | yes | yes |
| 210-912 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-913 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 210-914 | T-Mobile METROPCS, INC. | 2014-09-24 | yes | yes |
| 210-915 | Charter ONVOY SPECTRUM, LLC | 2019-09-12 | yes | yes |
| 210-916 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-917 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2023-11-06 | yes | yes |
| 210-918 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-03-03 | yes | yes |
| 210-919 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2014-11-25 | yes | yes |
| 210-920 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2014-11-03 | yes | yes |
| 210-921 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-922 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-923 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-924 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-925 | Lumen LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | – | no | yes |
| 210-926 | T-Mobile T-MOBILE USA, INC. | 2016-03-24 | yes | yes |
| 210-927 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-928 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-929 | T-Mobile T-MOBILE USA, INC. | 2015-06-10 | yes | yes |
| 210-930 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-931 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2014-11-25 | yes | yes |
| 210-932 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-933 | TPx U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | – | yes | yes |
| 210-934 | Onvoy ONVOY, LLC - TX | 2020-09-02 | yes | yes |
| 210-935 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2020-09-24 | yes | yes |
| 210-936 | AT&T SOUTHWESTERN BELL | 2018-10-22 | yes | yes |
| 210-937 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | – | yes | yes |
| 210-938 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-939 | Onvoy ONVOY, LLC - TX | 2022-04-28 | yes | yes |
| 210-940 | HD CARRIER LLC | 2020-02-20 | yes | yes |
| 210-941 | Onvoy ONVOY, LLC - TX | 2015-07-21 | yes | yes |
| 210-942 | Onvoy ONVOY, LLC - TX | 2020-04-03 | yes | yes |
| 210-943 | AT&T AT&T ENTERPRISES, LLC | 2016-05-12 | yes | yes |
| 210-944 | T-Mobile T-MOBILE USA, INC. | 2016-07-21 | yes | yes |
| 210-945 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-946 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-947 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-05-11 | yes | yes |
| 210-948 | IP HORIZON LLC | 2020-09-28 | yes | yes |
| 210-949 | AT&T SOUTHWESTERN BELL | – | no | yes |
| 210-951 | Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2015-01-27 | yes | yes |
| 210-952 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 2014-06-13 | yes | yes |
| 210-953 | Onvoy ONVOY, LLC - TX | 2021-01-04 | yes | yes |
| 210-954 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-04-13 | yes | yes |
| 210-955 | COMMIO, LLC | 2016-11-02 | yes | yes |
| 210-956 | T-Mobile T-MOBILE USA, INC. | 2021-02-25 | yes | yes |
| 210-957 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2006-01-24 | yes | yes |
| 210-960 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2014-02-28 | yes | yes |
| 210-961 | Lumen CENTURYLINK COMMUNICATIONS, LLC | 2016-09-19 | yes | yes |
| 210-962 | T-Mobile T-MOBILE USA, INC. | 2016-07-21 | yes | yes |
| 210-963 | Onvoy ONVOY, LLC - TX | 2016-07-21 | yes | yes |
| 210-964 | Onvoy ONVOY, LLC - TX | 2021-03-01 | yes | yes |
| 210-965 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2014-08-12 | yes | yes |
| 210-966 | T-Mobile METROPCS, INC. | – | yes | yes |
| 210-967 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-968 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2020-04-02 | yes | yes |
| 210-969 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2016-07-22 | yes | yes |
| 210-970 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-04-13 | yes | yes |
| 210-971 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | yes | yes |
| 210-972 | Onvoy ONVOY, LLC - TX | 2020-08-12 | yes | yes |
| 210-973 | AT&T AT&T ENTERPRISES, LLC | 2014-09-26 | yes | yes |
| 210-974 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 2016-01-19 | yes | yes |
| 210-975 | T-Mobile T-MOBILE USA, INC. | 2015-08-20 | yes | yes |
| 210-977 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-978 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-979 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-980 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-03-28 | yes | yes |
| 210-981 | Peerless PEERLESS NETWORK OF TEXAS, LLC - TX | 2015-11-25 | yes | yes |
| 210-982 | Onvoy ONVOY, LLC - TX | 2016-01-19 | yes | yes |
| 210-983 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2015-10-09 | yes | yes |
| 210-984 | T-Mobile T-MOBILE USA, INC. | 2015-08-20 | yes | yes |
| 210-985 | Onvoy ONVOY, LLC - TX | 2021-03-01 | yes | yes |
| 210-986 | T-Mobile T-MOBILE USA, INC. | 2015-05-11 | yes | yes |
| 210-987 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2015-05-11 | yes | yes |
| 210-988 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2015-03-12 | yes | yes |
| 210-989 | AT&T SOUTHWESTERN BELL | – | yes | yes |
| 210-990 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2007-03-20 | yes | yes |
| 210-991 | AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX | – | yes | yes |
| 210-992 | T-Mobile T-MOBILE USA, INC. | 2014-11-24 | yes | yes |
| 210-993 | T-Mobile T-MOBILE USA, INC. | 2014-11-24 | yes | yes |
| 210-994 | AT&T AT&T ENTERPRISES, LLC | – | yes | yes |
| 210-995 | T-Mobile T-MOBILE USA, INC. | 2006-01-05 | yes | yes |
| 210-996 | Lumen LEVEL 3 COMMUNICATIONS, LLC - TX | 2014-07-22 | yes | yes |
| 210-997 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2014-07-22 | yes | yes |
| 210-998 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2010-11-23 | yes | yes |
| 210-999 | AT&T SOUTHWESTERN BELL | – | yes | yes |
The holder is who received the block from the numbering administrator. It is not necessarily the carrier serving a given number: numbers move with their owners, and a pooled block is shared.
Who holds the blocks
| Holder | Brand | Blocks | Share here |
|---|---|---|---|
| SOUTHWESTERN BELL | AT&T | 280 | 35.7% |
| NEW CINGULAR WIRELESS PCS, LLC - IL | AT&T | 129 | 16.5% |
| T-MOBILE USA, INC. | T-Mobile | 94 | 12% |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | Verizon | 54 | 6.9% |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Verizon | 39 | 5% |
| ONVOY, LLC - TX | Onvoy | 37 | 4.7% |
| LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | Lumen | 21 | 2.7% |
| BANDWIDTH.COM CLEC, LLC - TX | Bandwidth | 18 | 2.3% |
| LEVEL 3 COMMUNICATIONS, LLC - TX | Lumen | 16 | 2% |
| SPOK, INC. | Spok | 13 | 1.7% |
| METROPCS, INC. | T-Mobile | 12 | 1.5% |
| TELEPORT COMMUNICATIONS AMERICA, LLC - TX | AT&T | 10 | 1.3% |
| AT&T ENTERPRISES, LLC | AT&T | 7 | 0.9% |
| PAETEC ITEL, LLC | Windstream | 6 | 0.8% |
| TWC IP ENABLED SERVICES, LLC | Charter | 6 | 0.8% |
| PEERLESS NETWORK OF TEXAS, LLC - TX | Peerless | 6 | 0.8% |
| U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | TPx | 5 | 0.6% |
| AT&T - LOCAL | AT&T | 4 | 0.5% |
| AMERICAN MESSAGING SERVICES, LLC | American Messaging | 4 | 0.5% |
| GRANDE COMMUNICATIONS NETWORKS, INC. - TX | – | 4 | 0.5% |
| FOREMOST TELECOMMUNICATIONS CORPORATION - TX | – | 2 | 0.3% |
| ONVOY SPECTRUM, LLC | Charter | 2 | 0.3% |
| NUSO, LLC | – | 2 | 0.3% |
| MATRIX TELECOM, LLC. S/I/I TNCI - TX | – | 2 | 0.3% |
| USFON, INC. - TX | – | 1 | 0.1% |
| XO TEXAS, INC. | – | 1 | 0.1% |
| WESTEL, INC. - TX | – | 1 | 0.1% |
| VONAGE AMERICA LLC | Vonage | 1 | 0.1% |
| AIRESPRING, INC. | – | 1 | 0.1% |
| EVOLVE CELLULAR, INC. | – | 1 | 0.1% |
| CSC WIRELESS, LLC | – | 1 | 0.1% |
| HD CARRIER LLC | – | 1 | 0.1% |
| IP HORIZON LLC | – | 1 | 0.1% |
| COMMIO, LLC | – | 1 | 0.1% |
| CENTURYLINK COMMUNICATIONS, LLC | Lumen | 1 | 0.1% |
Same rate center in other codes
Overlay codes cover the same geography, so one rate center is served by all of them.
Frequently asked
Which prefixes belong to SANANTONIO in area code 210?
784 blocks: 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 212 and 772 more, all listed in the table above.
Which carriers have numbers in SANANTONIO?
SOUTHWESTERN BELL (280 blocks), NEW CINGULAR WIRELESS PCS, LLC - IL (129 blocks), T-MOBILE USA, INC. (94 blocks), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (54 blocks), MCIMETRO ACCESS TRANSMISSION SERVICES LLC (39 blocks), ONVOY, LLC - TX (37 blocks). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.
Is SANANTONIO a city?
It is a rate center – the unit NANPA allocates number blocks to. Its name is abbreviated to ten characters and is not necessarily a settlement: we print it as recorded rather than guess at the full name.