Area code 346 prefixes
752 of the 786 possible NXX blocks are assigned in area code 346 (95.7% of capacity), spread across 45 rate centers and 56 holders. The largest holders are ONVOY, LLC - TX (133 blocks, 17.7%), AERIAL COMMUNICATIONS, INC. (121 blocks, 16.1%), NEW CINGULAR WIRELESS PCS, LLC - IL (88 blocks, 11.7%). Grouped by brand, T-Mobile accounts for 147 blocks; brand-attributable holders cover 86% of the code, and the rest are CLECs, VoIP wholesalers and regional carriers that trade under their own names. The assignment records here run from 2014-01-15 to 2026-09-16, with 89 blocks handed out in 2021 alone. 749 blocks (100%) are in thousands-block pooling, meaning the block is shared between carriers in 1,000-number lots rather than held whole – which is why a single NXX can serve several carriers at once. 13 assigned blocks (930, 931, 934, 935, 937, 942…) are not yet in service: assigned to a carrier but not open for calls, so a caller ID from one is spoofed. 622 were growth assignments – additional blocks to a carrier that had already filled its earlier ones.
Largest holders in 346
| Holder of record, as NANPA names it | Brand | Blocks | Share |
|---|---|---|---|
| ONVOY, LLC - TX | Onvoy | 133 | 17.7% |
| AERIAL COMMUNICATIONS, INC. | T-Mobile | 121 | 16.1% |
| NEW CINGULAR WIRELESS PCS, LLC - IL | AT&T | 88 | 11.7% |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | Verizon | 73 | 9.7% |
| BANDWIDTH.COM CLEC, LLC - TX | Bandwidth | 47 | 6.2% |
| FRACTEL, LLC | – | 40 | 5.3% |
| COMCAST IP PHONE, LLC | Comcast | 31 | 4.1% |
| METROPCS, INC. | T-Mobile | 26 | 3.5% |
| TELEPORT COMMUNICATIONS AMERICA, LLC - TX | AT&T | 22 | 2.9% |
| SOUTHWESTERN BELL | AT&T | 16 | 2.1% |
| ONVOY SPECTRUM, LLC | Charter | 14 | 1.9% |
| LEVEL 3 COMMUNICATIONS, LLC - TX | Lumen | 12 | 1.6% |
Names are printed as they appear in the assignment records, which is the legal entity rather than the brand. Holding a block is not the same as serving the numbers in it: portability moves numbers between carriers and pooling splits a block between several.
Rate centers with their own page
Rate centers where at least three blocks are assigned, excluding the numbered metro zone codes. The remainder are in the full table below.
All 752 assigned blocks
One row per NXX. “Pooled” means carriers draw 1,000-number lots from the block rather than holding all 10,000, so a pooled prefix can belong to several carriers at once. “Not in service” means assigned but not yet open for calls – a caller ID from one of those is necessarily spoofed. The holder column gives the brand where the legal entity maps to one; the full legal names are in the holders table above, exactly as NANPA records them.
| Prefix | Holder of record | Rate center | Assigned | Pooled | In service |
|---|---|---|---|---|---|
| 346-200 | Onvoy | HOUSTON | 2015-03-17 | yes | yes |
| 346-201 | Verizon | HOUSTON | 2014-11-26 | yes | yes |
| 346-202 | Onvoy | BAMMEL | 2014-12-01 | yes | yes |
| 346-203 | Windstream | HSTNSUBURB | 2014-12-16 | yes | yes |
| 346-204 | Lumen | HOUSTON | 2015-08-18 | yes | yes |
| 346-205 | Lumen | LANGHAMCRK | 2015-05-05 | yes | yes |
| 346-206 | Onvoy | SATSUMA | 2014-12-24 | yes | yes |
| 346-207 | AT&T | HSTNSUBURB | 2014-12-16 | yes | yes |
| 346-208 | Verizon | DICKINSON | 2014-12-16 | yes | yes |
| 346-209 | Lumen | LIVERPOOL | 2015-05-05 | yes | yes |
| 346-210 | T-Mobile | RICHMNRNBG | 2022-09-02 | yes | yes |
| 346-212 | T-Mobile | HOUSTON | – | yes | yes |
| 346-213 | AT&T | LANGHAMCRK | 2015-04-08 | yes | yes |
| 346-214 | Onvoy | HOUSTON | 2015-12-08 | yes | yes |
| 346-215 | Onvoy | ALVIN | 2014-12-23 | yes | yes |
| 346-216 | Verizon | BAYTOWN | 2015-01-26 | yes | yes |
| 346-217 | AT&T | HOUSTON | 2015-03-25 | yes | yes |
| 346-218 | T-Mobile | CYPRESS | 2015-03-02 | yes | yes |
| 346-219 | Comcast | HSTNSUBURB | 2015-01-28 | yes | yes |
| 346-220 | Onvoy | SPRING | 2015-12-23 | yes | yes |
| 346-221 | AT&T | HOUSTON | 2015-02-03 | yes | yes |
| 346-222 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | LA PORTE | 2014-01-15 | yes | yes |
| 346-223 | Comcast | HOUSTON | 2016-02-04 | yes | yes |
| 346-224 | Comcast | SPRING | 2015-06-22 | yes | yes |
| 346-225 | AT&T | TOMBALL | 2015-07-07 | yes | yes |
| 346-226 | Comcast | HOUSTON | 2016-02-04 | yes | yes |
| 346-227 | Comcast | HOUSTON | 2016-02-04 | yes | yes |
| 346-228 | AT&T | HOUSTON | 2015-03-25 | yes | yes |
| 346-229 | Lumen | HSTNSUBURB | 2015-06-22 | yes | yes |
| 346-230 | Onvoy | APOLLO | 2016-02-16 | yes | yes |
| 346-231 | Lumen | HOUSTON | 2015-06-22 | yes | yes |
| 346-232 | Verizon | HOUSTON | 2016-01-29 | yes | yes |
| 346-233 | Onvoy | BAYTOWN | 2016-03-03 | yes | yes |
| 346-234 | AT&T | HOUSTON | 2015-03-25 | yes | yes |
| 346-235 | Onvoy | BAMMEL | 2016-05-27 | yes | yes |
| 346-236 | AT&T | TOMBALL | 2016-05-04 | yes | yes |
| 346-237 | Verizon | HOUSTON | – | yes | yes |
| 346-238 | Lumen | HOUSTON | 2016-04-19 | yes | yes |
| 346-239 | T-Mobile | RICHMNRNBG | 2015-11-13 | yes | yes |
| 346-240 | Comcast | HOUSTON | 2015-06-22 | yes | yes |
| 346-241 | Onvoy | HOUSTON | 2016-07-06 | yes | yes |
| 346-242 | AT&T | LANGHAMCRK | 2017-01-05 | yes | yes |
| 346-243 | T-Mobile | BARKER | 2017-01-17 | yes | yes |
| 346-244 | T-Mobile | SATSUMA | 2017-01-17 | yes | yes |
| 346-245 | T-Mobile | STAFFORD | 2017-01-17 | yes | yes |
| 346-246 | AT&T | TOMBALL | 2017-03-27 | yes | yes |
| 346-247 | Onvoy | HOUSTON | 2014-02-03 | yes | yes |
| 346-248 | AT&T | PINEHURST | 2015-06-22 | yes | yes |
| 346-249 | T-Mobile | BAMMEL | 2017-03-27 | yes | yes |
| 346-250 | Vonage | HOUSTON | 2017-05-03 | yes | yes |
| 346-251 | Bandwidth | BARKER | 2015-08-03 | yes | yes |
| 346-252 | AT&T | HSTNSUBURB | 2016-01-05 | yes | yes |
| 346-253 | AT&T | MANVEL | 2016-04-06 | yes | yes |
| 346-254 | AT&T | CYPRESS | 2017-03-10 | yes | yes |
| 346-255 | T-Mobile | CHANNELVW | 2017-03-28 | yes | yes |
| 346-256 | T-Mobile | HOUSTON | 2015-11-25 | yes | yes |
| 346-257 | Lumen | KATY | 2017-05-15 | yes | yes |
| 346-258 | Onvoy | SHELDON | 2016-05-11 | yes | yes |
| 346-259 | AT&T | BAYTOWN | 2017-03-16 | yes | yes |
| 346-260 | AT&T | SATSUMA | 2015-12-28 | yes | yes |
| 346-261 | AT&T | PORTER | 2017-05-25 | yes | yes |
| 346-262 | Verizon | HOUSTON | 2016-04-20 | yes | yes |
| 346-263 | AT&T | BAYTOWN | 2017-06-15 | yes | yes |
| 346-264 | T-Mobile | BARKER | 2017-07-17 | yes | yes |
| 346-265 | AT&T | HOUSTON | 2017-07-18 | yes | yes |
| 346-266 | Bandwidth | HOUSTON | 2017-07-19 | yes | yes |
| 346-267 | Verizon | HOUSTON | – | yes | yes |
| 346-268 | Verizon | SPRING | 2017-09-07 | yes | yes |
| 346-269 | AT&T | HSTNSUBURB | 2017-09-07 | yes | yes |
| 346-270 | Comcast | BAMMEL | 2015-08-18 | yes | yes |
| 346-271 | Bandwidth | FRIENDSWD | 2017-09-07 | yes | yes |
| 346-272 | AT&T | HOUSTON | 2017-09-20 | yes | yes |
| 346-273 | AT&T | TOMBALL | 2017-09-20 | yes | yes |
| 346-274 | Verizon | HOUSTON | 2017-09-22 | yes | yes |
| 346-275 | Onvoy | HSTNSUBURB | 2017-10-03 | yes | yes |
| 346-276 | T-Mobile | BAMMEL | 2015-11-05 | yes | yes |
| 346-277 | AT&T | SATSUMA | 2017-10-03 | yes | yes |
| 346-278 | AT&T | MANVEL | 2017-10-04 | yes | yes |
| 346-279 | Verizon | SUGAR LAND | 2017-10-18 | yes | yes |
| 346-280 | T-Mobile | CYPRESS | 2017-10-25 | yes | yes |
| 346-281 | T-Mobile | HOUSTON | 2022-09-02 | yes | yes |
| 346-282 | T-Mobile | CHANNELVW | 2017-11-03 | yes | yes |
| 346-283 | T-Mobile | STAFFORD | 2017-11-15 | yes | yes |
| 346-284 | T-Mobile | BEACH CITY | 2017-11-15 | yes | yes |
| 346-285 | AT&T | BAMMEL | 2017-11-22 | yes | yes |
| 346-286 | AT&T | HOUSTON | 2017-04-11 | yes | yes |
| 346-287 | Verizon | LANGHAMCRK | 2017-12-08 | yes | yes |
| 346-288 | T-Mobile | BEACH CITY | 2017-01-17 | yes | yes |
| 346-289 | T-Mobile | DICKINSON | 2017-12-11 | yes | yes |
| 346-290 | T-Mobile | BAMMEL | 2017-12-20 | yes | yes |
| 346-291 | AT&T | HSTNSUBURB | 2017-12-26 | yes | yes |
| 346-292 | Lumen | BAYTOWN | 2017-12-26 | yes | yes |
| 346-293 | Verizon | HOUSTON | 2018-01-16 | yes | yes |
| 346-294 | IP GLOBAL NETWORKS - TX | HOUSTON | 2018-01-17 | yes | yes |
| 346-295 | Onvoy | ARCOLA | 2018-02-07 | yes | yes |
| 346-296 | EXIANT COMMUNICATIONS LLC | PINEHURST | 2018-02-23 | yes | yes |
| 346-297 | Bandwidth | HSTNSUBURB | 2018-03-09 | yes | yes |
| 346-298 | Bandwidth | SPRING | 2018-03-09 | yes | yes |
| 346-299 | Onvoy | HOUSTON | 2017-08-16 | yes | yes |
| 346-300 | Onvoy | BAMMEL | 2015-03-26 | yes | yes |
| 346-301 | Bandwidth | SPLENDORA | 2015-01-21 | yes | yes |
| 346-302 | AT&T | HSTNSUBURB | 2015-06-24 | yes | yes |
| 346-303 | T-Mobile | HOUSTON | 2015-08-20 | yes | yes |
| 346-304 | Comcast | STAFFORD | 2015-07-28 | yes | yes |
| 346-305 | AT&T | SPRING | 2015-05-07 | yes | yes |
| 346-306 | Onvoy | LANGHAMCRK | 2018-02-05 | yes | yes |
| 346-307 | Verizon | KATY | 2015-08-19 | yes | yes |
| 346-308 | Peerless | HOUSTON | 2015-09-28 | yes | yes |
| 346-309 | Comcast | SUGAR LAND | 2015-09-28 | yes | yes |
| 346-310 | Verizon | HOUSTON | 2016-01-12 | yes | yes |
| 346-312 | AT&T | HSTNSUBURB | 2015-06-24 | yes | yes |
| 346-313 | AT&T | HSTNSUBURB | 2015-06-24 | yes | yes |
| 346-314 | Bandwidth | SATSUMA | 2015-08-10 | yes | yes |
| 346-315 | AT&T | DEER PARK | 2015-11-12 | yes | yes |
| 346-316 | AT&T | BAMMEL | 2015-12-16 | yes | yes |
| 346-317 | T-Mobile | HOUSTON | 2015-11-24 | yes | yes |
| 346-318 | Bandwidth | ALVIN | 2018-03-12 | yes | yes |
| 346-319 | Comcast | HOUSTON | 2015-12-17 | yes | yes |
| 346-320 | T-Mobile | HOUSTON | 2015-11-25 | yes | yes |
| 346-321 | AT&T | CHANNELVW | 2015-12-29 | yes | yes |
| 346-322 | Onvoy | BARKER | 2017-12-20 | yes | yes |
| 346-323 | Brightspeed | HUMBLE | 2016-03-30 | yes | yes |
| 346-324 | Verizon | HOUSTON | 2018-03-13 | yes | yes |
| 346-325 | AT&T | SATSUMA | 2018-03-21 | yes | yes |
| 346-326 | Onvoy | HOUSTON | 2018-02-06 | yes | yes |
| 346-327 | Bandwidth | HOUSTON | 2018-03-22 | yes | yes |
| 346-328 | AT&T | SPRING | 2018-03-23 | yes | yes |
| 346-329 | T-Mobile | BAMMEL | 2018-03-26 | yes | yes |
| 346-330 | Verizon | HOUSTON | 2016-11-18 | yes | yes |
| 346-331 | Comcast | SPRING | 2015-07-17 | yes | yes |
| 346-332 | Onvoy | CYPRESS | 2018-02-22 | yes | yes |
| 346-333 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | LANGHAMCRK | 2014-01-15 | yes | yes |
| 346-334 | Verizon | SPRING | 2018-04-17 | yes | yes |
| 346-335 | Comcast | HOUSTON | 2018-04-17 | yes | yes |
| 346-336 | Charter | TOMBALL | 2016-08-30 | yes | yes |
| 346-337 | Verizon | CYPRESS | 2018-04-19 | yes | yes |
| 346-338 | Bandwidth | VLY LODGE | 2018-05-07 | yes | yes |
| 346-339 | Verizon | HOUSTON | 2018-05-15 | yes | yes |
| 346-340 | Onvoy | HSTNSUBURB | 2015-12-08 | yes | yes |
| 346-341 | Comcast | STAFFORD | 2018-05-29 | yes | yes |
| 346-342 | Comcast | HSTNSUBURB | 2018-05-29 | yes | yes |
| 346-343 | Windstream | SUGAR LAND | 2018-05-17 | yes | yes |
| 346-344 | Onvoy | CROSBY | – | yes | yes |
| 346-345 | AT&T | HUMBLE | 2018-06-27 | yes | yes |
| 346-346 | USFON, INC. - TX | FRIENDSWD | 2023-01-25 | yes | yes |
| 346-347 | Telnyx | ALVIN | – | yes | yes |
| 346-348 | Bandwidth | HOUSTON | 2018-07-02 | yes | yes |
| 346-349 | T-Mobile | CHANNELVW | 2018-07-17 | yes | yes |
| 346-350 | AT&T | SUGAR LAND | 2018-07-19 | yes | yes |
| 346-351 | Charter | SPRING | 2016-05-25 | yes | yes |
| 346-352 | Bandwidth | HOUSTON | 2016-04-20 | yes | yes |
| 346-353 | AIRESPRING, INC. | HOUSTON | 2018-07-24 | yes | yes |
| 346-354 | Peerless | HOUSTON | – | yes | yes |
| 346-355 | VoIP Innovations | HOUSTON | 2018-08-14 | yes | yes |
| 346-356 | Lumen | HOUSTON | 2018-07-23 | yes | yes |
| 346-357 | AT&T | HSTNSUBURB | 2018-08-21 | yes | yes |
| 346-358 | Onvoy | LEAGUECITY | 2018-08-30 | yes | yes |
| 346-359 | Onvoy | LIVERPOOL | 2018-08-30 | yes | yes |
| 346-360 | T-Mobile | BAMMEL | 2016-12-12 | yes | yes |
| 346-361 | Onvoy | SEABROOK | 2018-08-30 | yes | yes |
| 346-362 | Onvoy | SHELDON | 2018-08-30 | yes | yes |
| 346-363 | AT&T | SATSUMA | 2018-09-06 | yes | yes |
| 346-364 | Verizon | CLEVELAND | 2018-09-14 | yes | yes |
| 346-365 | AT&T | BARKER | 2018-09-21 | yes | yes |
| 346-366 | Verizon | LANGHAMCRK | 2018-10-03 | yes | yes |
| 346-367 | AT&T | TOMBALL | 2018-10-04 | yes | yes |
| 346-368 | ETS TELEPHONE COMPANY, INC. | SUGAR LAND | 2016-03-03 | yes | yes |
| 346-369 | T-Mobile | BEACH CITY | 2018-10-18 | yes | yes |
| 346-370 | T-Mobile | SPRING | 2018-10-11 | yes | yes |
| 346-371 | T-Mobile | STAFFORD | 2018-10-18 | yes | yes |
| 346-372 | Verizon | SPRING | 2018-10-18 | yes | yes |
| 346-373 | Peerless | CHANNELVW | 2018-10-29 | yes | yes |
| 346-374 | Vonage | HSTNSUBURB | 2018-12-17 | yes | yes |
| 346-375 | AT&T | SUGAR LAND | 2018-12-20 | yes | yes |
| 346-376 | AT&T | SATSUMA | 2019-01-08 | yes | yes |
| 346-377 | AT&T | LANGHAMCRK | 2019-01-17 | yes | yes |
| 346-378 | AT&T | HSTNSUBURB | 2019-01-18 | yes | yes |
| 346-379 | AT&T | CYPRESS | 2019-01-23 | yes | yes |
| 346-380 | T-Mobile | SPRING | 2019-01-24 | yes | yes |
| 346-381 | VoIP Innovations | HSTNSUBURB | 2019-01-24 | yes | yes |
| 346-382 | VoIP Innovations | SPRING | 2019-01-24 | yes | yes |
| 346-383 | T-Mobile | HOUSTON | – | yes | yes |
| 346-384 | AT&T | APOLLO | 2019-03-21 | yes | yes |
| 346-385 | Comcast | FRIENDSWD | 2019-03-27 | yes | yes |
| 346-386 | Bandwidth | SPRING | 2019-04-17 | yes | yes |
| 346-387 | ETS TELEPHONE COMPANY, INC. | KATY | 2016-02-24 | yes | yes |
| 346-388 | Bandwidth | HOUSTON | 2019-07-23 | yes | yes |
| 346-389 | Comcast | BEACH CITY | 2019-07-26 | yes | yes |
| 346-390 | T-Mobile | BARKER | 2019-08-19 | yes | yes |
| 346-391 | T-Mobile | SUGAR LAND | 2019-08-19 | yes | yes |
| 346-392 | T-Mobile | SATSUMA | 2019-08-19 | yes | yes |
| 346-393 | T-Mobile | STAFFORD | 2019-08-19 | yes | yes |
| 346-394 | T-Mobile | CHANNELVW | 2019-08-19 | yes | yes |
| 346-395 | T-Mobile | HOUSTON | 2019-09-11 | yes | yes |
| 346-396 | Peerless | HOUSTON | 2019-09-18 | yes | yes |
| 346-397 | AT&T | HOUSTON | 2019-08-08 | yes | yes |
| 346-398 | Verizon | HOUSTON | 2019-09-30 | yes | yes |
| 346-399 | T-Mobile | BAMMEL | 2019-10-17 | yes | yes |
| 346-400 | Onvoy | HSTNSUBURB | 2015-03-26 | yes | yes |
| 346-401 | T-Mobile | HOUSTON | 2015-05-27 | yes | yes |
| 346-402 | T-Mobile | CLEVELAND | 2015-10-23 | yes | yes |
| 346-403 | Peerless | HOUSTON | – | yes | yes |
| 346-404 | IP GLOBAL NETWORKS - TX | HOUSTON | 2016-02-19 | yes | yes |
| 346-405 | AT&T | HOUSTON | – | yes | yes |
| 346-406 | Telnyx | HOUSTON | 2016-12-02 | yes | yes |
| 346-407 | Verizon | HOUSTON | 2019-10-28 | yes | yes |
| 346-408 | T-Mobile | DICKINSON | 2019-12-23 | yes | yes |
| 346-409 | Comcast | HSTNSUBURB | 2019-12-24 | yes | yes |
| 346-410 | AT&T | HSTNSUBURB | 2016-05-20 | yes | yes |
| 346-412 | Charter | CYPRESS | 2016-06-10 | yes | yes |
| 346-413 | AT&T | SPRING | 2016-12-20 | yes | yes |
| 346-414 | T-Mobile | CLEVELAND | 2016-11-02 | yes | yes |
| 346-415 | Bandwidth | HSTNSUBURB | 2019-12-23 | yes | yes |
| 346-416 | AT&T | TOMBALL | 2020-01-08 | yes | yes |
| 346-417 | AT&T | CHANNELVW | 2020-01-09 | yes | yes |
| 346-418 | AT&T | BAMMEL | 2020-01-15 | yes | yes |
| 346-419 | T-Mobile | BAMMEL | 2020-01-28 | yes | yes |
| 346-420 | T-Mobile | SUGAR LAND | 2017-03-28 | yes | yes |
| 346-421 | AT&T | ARCOLA | 2020-02-11 | yes | yes |
| 346-422 | AT&T | HSTNSUBURB | 2020-02-11 | yes | yes |
| 346-423 | Comcast | PORTER | 2020-02-26 | yes | yes |
| 346-424 | AT&T | SATSUMA | 2020-03-26 | yes | yes |
| 346-425 | Verizon | LANGHAMCRK | 2020-03-26 | yes | yes |
| 346-426 | HD CARRIER LLC | HOUSTON | 2019-10-31 | yes | yes |
| 346-427 | AT&T | APOLLO | 2020-04-07 | yes | yes |
| 346-428 | NUSO, LLC | HOUSTON | 2020-07-28 | yes | yes |
| 346-429 | T-Mobile | BAMMEL | 2020-08-28 | yes | yes |
| 346-430 | T-Mobile | HOUSTON | 2022-09-02 | yes | yes |
| 346-431 | T-Mobile | BAYTOWN | 2020-08-28 | yes | yes |
| 346-432 | FRACTEL, LLC | HSTNSUBURB | 2020-07-09 | yes | yes |
| 346-433 | FRACTEL, LLC | HSTNSUBURB | 2020-08-19 | yes | yes |
| 346-434 | T-Mobile | HSTNSUBURB | 2020-08-28 | yes | yes |
| 346-435 | Verizon | LANGHAMCRK | 2020-09-03 | yes | yes |
| 346-436 | Verizon | LANGHAMCRK | – | yes | yes |
| 346-437 | AT&T | HSTNSUBURB | 2020-09-11 | yes | yes |
| 346-438 | IP HORIZON LLC | HOUSTON | 2020-09-28 | yes | yes |
| 346-439 | Comcast | HSTNSUBURB | 2020-10-05 | yes | yes |
| 346-440 | Comcast | HSTNSUBURB | 2020-10-05 | yes | yes |
| 346-441 | Comcast | HOUSTON | 2020-10-05 | yes | yes |
| 346-442 | Comcast | SPRING | 2020-10-07 | yes | yes |
| 346-443 | Comcast | SPRING | 2020-10-07 | yes | yes |
| 346-444 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | HOUSTON | 2014-01-16 | yes | yes |
| 346-445 | Verizon | CYPRESS | 2020-10-14 | yes | yes |
| 346-446 | WIDE VOICE, LLC - TX | HOUSTON | 2018-08-15 | yes | yes |
| 346-447 | Verizon | CLEVELAND | 2020-10-15 | yes | yes |
| 346-448 | T-Mobile | HOUSTON | 2020-10-26 | yes | yes |
| 346-449 | T-Mobile | CHANNELVW | 2020-10-28 | yes | yes |
| 346-450 | T-Mobile | SUGAR LAND | 2020-10-28 | yes | yes |
| 346-451 | AT&T | HOUSTON | 2020-11-17 | yes | yes |
| 346-452 | AT&T | CYPRESS | 2020-12-28 | yes | yes |
| 346-453 | Verizon | HOUSTON | 2021-01-11 | yes | yes |
| 346-454 | T-Mobile | BAMMEL | 2021-01-11 | yes | yes |
| 346-455 | FRACTEL, LLC | HOUSTON | 2020-11-17 | yes | yes |
| 346-456 | Onvoy | MANVEL | 2019-06-18 | yes | yes |
| 346-457 | STRATUS NETWORKS | KATY | 2021-03-09 | yes | yes |
| 346-458 | STRATUS NETWORKS | BEACH CITY | 2021-03-18 | yes | yes |
| 346-459 | Verizon | SPRING | 2021-04-12 | yes | yes |
| 346-460 | AT&T | BAMMEL | 2021-04-19 | yes | yes |
| 346-461 | AT&T | HSTNSUBURB | 2021-04-19 | yes | yes |
| 346-462 | T-Mobile | CYPRESS | 2021-04-29 | yes | yes |
| 346-463 | Onvoy | ALVIN | 2020-10-29 | yes | yes |
| 346-464 | T-Mobile | RICHMNRNBG | 2021-04-29 | yes | yes |
| 346-465 | FRACTEL, LLC | LANGHAMCRK | 2019-05-21 | yes | yes |
| 346-466 | Onvoy | HIGHLANDS | 2020-10-28 | yes | yes |
| 346-467 | Verizon | RICHMNRNBG | 2021-05-05 | yes | yes |
| 346-468 | Vonage | TOMBALL | 2021-05-06 | yes | yes |
| 346-469 | T-Mobile | HOUSTON | 2022-09-02 | yes | yes |
| 346-470 | Vonage | HUMBLE | 2021-05-06 | yes | yes |
| 346-471 | SKYE TELECOM LLC DBA SKYETEL | HSTNSUBURB | 2021-05-19 | yes | yes |
| 346-472 | Telnyx | BAYTOWN | 2021-06-09 | yes | yes |
| 346-473 | T-Mobile | HOUSTON | 2021-06-10 | yes | yes |
| 346-474 | Onvoy | FRIENDSWD | 2021-02-01 | yes | yes |
| 346-475 | T-Mobile | HOUSTON | 2021-06-10 | yes | yes |
| 346-476 | Bandwidth | ARCOLA | 2021-06-15 | yes | yes |
| 346-477 | FRACTEL, LLC | HUMBLE | 2020-07-09 | yes | yes |
| 346-478 | Bandwidth | SPRING | 2021-06-30 | yes | yes |
| 346-479 | Verizon | LANGHAMCRK | 2021-08-10 | yes | yes |
| 346-480 | Onvoy | CROSBY | 2021-07-26 | yes | yes |
| 346-481 | AT&T | RICHMNRNBG | 2021-03-19 | yes | yes |
| 346-482 | Onvoy | LANGHAMCRK | 2021-06-24 | yes | yes |
| 346-483 | Onvoy | APOLLO | 2021-07-20 | yes | yes |
| 346-484 | Onvoy | SHELDON | 2021-07-20 | yes | yes |
| 346-485 | Onvoy | HUFFMAN | 2021-07-20 | yes | yes |
| 346-486 | Onvoy | LIVERPOOL | 2021-07-26 | yes | yes |
| 346-487 | Onvoy | SEABROOK | 2021-07-26 | yes | yes |
| 346-488 | FRACTEL, LLC | PORTER HTS | 2020-07-09 | yes | yes |
| 346-489 | Onvoy | LA PORTE | 2021-07-26 | yes | yes |
| 346-490 | T-Mobile | HSTNSUBURB | 2021-08-11 | yes | yes |
| 346-491 | T-Mobile | BAMMEL | 2021-08-11 | yes | yes |
| 346-492 | T-Mobile | HOUSTON | 2021-08-12 | yes | yes |
| 346-493 | T-Mobile | BAMMEL | 2017-03-16 | yes | yes |
| 346-494 | T-Mobile | HOUSTON | 2021-08-12 | yes | yes |
| 346-495 | T-Mobile | SPRING | 2021-08-13 | yes | yes |
| 346-496 | Onvoy | BEACH CITY | 2020-11-04 | yes | yes |
| 346-497 | AT&T | SPRING | 2021-08-17 | yes | yes |
| 346-498 | AT&T | HSTNSUBURB | 2021-08-31 | yes | yes |
| 346-499 | FRACTEL, LLC | DEER PARK | 2021-05-10 | yes | yes |
| 346-500 | TERRA NOVA TELECOM INC. | HOUSTON | 2019-03-19 | yes | yes |
| 346-501 | Bandwidth | BARKER | 2021-09-03 | yes | yes |
| 346-502 | Onvoy | HOUSTON | 2021-08-24 | yes | yes |
| 346-503 | T-Mobile | HOUSTON | 2021-09-16 | yes | yes |
| 346-504 | T-Mobile | HOUSTON | 2021-09-16 | yes | yes |
| 346-505 | T-Mobile | BAMMEL | 2021-09-16 | yes | yes |
| 346-506 | Charter | HOUSTON | 2021-09-16 | yes | yes |
| 346-507 | AT&T | LANGHAMCRK | 2021-09-20 | yes | yes |
| 346-508 | COMMIO, LLC | SATSUMA | 2021-09-22 | yes | yes |
| 346-509 | Onvoy | HOUSTON | – | yes | yes |
| 346-510 | Charter | HOUSTON | 2019-10-25 | yes | yes |
| 346-512 | Bandwidth | CHANNELVW | 2021-09-28 | yes | yes |
| 346-513 | AT&T | CYPRESS | 2021-10-11 | yes | yes |
| 346-514 | T-Mobile | STAFFORD | 2021-10-12 | yes | yes |
| 346-515 | Onvoy | RICHMNRNBG | 2021-01-25 | yes | yes |
| 346-516 | Verizon | HOUSTON | 2021-10-19 | yes | yes |
| 346-517 | Bandwidth | BARKER | 2021-10-26 | yes | yes |
| 346-518 | Bandwidth | PINEHURST | 2021-10-28 | yes | yes |
| 346-519 | Bandwidth | CHANNELVW | 2021-10-29 | yes | yes |
| 346-520 | CALLWORKS CORPORATION | HOUSTON | 2021-11-01 | yes | yes |
| 346-521 | Onvoy | SUGAR LAND | 2021-11-02 | yes | yes |
| 346-522 | Onvoy | HUMBLE | 2021-10-28 | yes | yes |
| 346-523 | Onvoy | KEMAH | 2021-11-02 | yes | yes |
| 346-524 | HD CARRIER LLC | HSTNSUBURB | 2021-11-04 | yes | yes |
| 346-525 | AT&T | SPRING | 2021-11-17 | yes | yes |
| 346-526 | T-Mobile | HOUSTON | 2021-11-18 | yes | yes |
| 346-527 | Onvoy | KATY | 2021-11-19 | yes | yes |
| 346-528 | AT&T | MANVEL | 2021-11-22 | yes | yes |
| 346-529 | FRACTEL, LLC | HSTNSUBURB | 2019-05-21 | yes | yes |
| 346-530 | T-Mobile | BAMMEL | 2021-12-15 | yes | yes |
| 346-531 | T-Mobile | BAMMEL | 2021-12-15 | yes | yes |
| 346-532 | Onvoy | CLEVELAND | 2021-11-24 | yes | yes |
| 346-533 | SKYE TELECOM LLC DBA SKYETEL | BAYTOWN | 2021-09-07 | yes | yes |
| 346-534 | Onvoy | TOMBALL | 2021-12-14 | yes | yes |
| 346-535 | Bandwidth | HSTNSUBURB | 2021-12-20 | yes | yes |
| 346-536 | Onvoy | SATSUMA | 2020-11-06 | yes | yes |
| 346-537 | Dish | HOUSTON | 2021-12-29 | yes | yes |
| 346-538 | Dish | RICHMNRNBG | 2022-01-06 | yes | yes |
| 346-539 | Dish | CYPRESS | 2022-01-06 | yes | yes |
| 346-540 | Dish | SPLENDORA | 2022-01-06 | yes | yes |
| 346-541 | T-Mobile | HOUSTON | 2022-01-14 | yes | yes |
| 346-542 | Verizon | HOUSTON | 2022-01-05 | yes | yes |
| 346-543 | T-Mobile | BAMMEL | 2022-01-14 | yes | yes |
| 346-544 | T-Mobile | CYPRESS | 2022-01-18 | yes | yes |
| 346-545 | T-Mobile | RICHMNRNBG | 2022-01-19 | yes | yes |
| 346-546 | COMMIO, LLC | LANGHAMCRK | 2022-01-25 | yes | yes |
| 346-547 | Onvoy | HOUSTON | 2022-01-27 | yes | yes |
| 346-548 | Verizon | BAYTOWN | 2022-02-07 | yes | yes |
| 346-549 | T-Mobile | BAYTOWN | 2022-01-26 | yes | yes |
| 346-550 | Verizon | CYPRESS | 2022-02-07 | yes | yes |
| 346-551 | AT&T | BAMMEL | 2022-03-11 | yes | yes |
| 346-552 | Verizon | ALVIN | 2022-03-16 | yes | yes |
| 346-553 | Onvoy | HOUSTON | 2022-04-05 | yes | yes |
| 346-554 | Verizon | HOUSTON | 2022-04-12 | yes | yes |
| 346-556 | TPx | HOUSTON | 2022-05-24 | yes | yes |
| 346-557 | TPx | HSTNSUBURB | 2022-05-24 | yes | yes |
| 346-558 | T-Mobile | RICHMNRNBG | 2022-05-27 | yes | yes |
| 346-559 | AT&T | HUMBLE | 2022-06-21 | yes | yes |
| 346-560 | Windstream | HOUSTON | 2022-06-22 | yes | yes |
| 346-561 | Peerless | HOUSTON | 2016-09-09 | yes | yes |
| 346-562 | T-Mobile | HOUSTON | 2022-06-28 | yes | yes |
| 346-563 | T-Mobile | HOUSTON | 2022-06-28 | yes | yes |
| 346-564 | T-Mobile | HOUSTON | 2022-06-29 | yes | yes |
| 346-565 | T-Mobile | HOUSTON | 2022-06-29 | yes | yes |
| 346-566 | FRACTEL, LLC | WESTFIELD | 2021-05-10 | yes | yes |
| 346-567 | Onvoy | MONTBLVIEU | 2019-06-18 | yes | yes |
| 346-568 | Bandwidth | LANGHAMCRK | 2022-07-01 | yes | yes |
| 346-569 | Bandwidth | SATSUMA | 2022-07-01 | yes | yes |
| 346-570 | Lumen | HSTNSUBURB | 2016-09-06 | yes | yes |
| 346-571 | Comcast | HOUSTON | 2015-09-15 | yes | yes |
| 346-572 | Bandwidth | TOMBALL | 2022-07-01 | yes | yes |
| 346-573 | Verizon | CYPRESS | 2022-07-13 | yes | yes |
| 346-574 | AT&T | SPRING | 2022-07-15 | yes | yes |
| 346-575 | Bandwidth | HSTNSUBURB | 2022-07-20 | yes | yes |
| 346-576 | Onvoy | BARKER | 2020-11-04 | yes | yes |
| 346-577 | FRACTEL, LLC | HOUSTON | 2020-07-09 | yes | yes |
| 346-578 | Verizon | LANGHAMCRK | 2022-08-09 | yes | yes |
| 346-579 | T-Mobile | DICKINSON | 2022-08-12 | yes | yes |
| 346-580 | Bandwidth | CYPRESS | 2022-08-17 | yes | yes |
| 346-581 | Verizon | SPRING | 2022-08-19 | yes | yes |
| 346-582 | T-Mobile | HSTNSUBURB | 2022-08-24 | yes | yes |
| 346-583 | T-Mobile | HSTNSUBURB | 2022-08-24 | yes | yes |
| 346-584 | Bandwidth | FRIENDSWD | 2022-08-25 | yes | yes |
| 346-585 | Bandwidth | STAFFORD | 2022-08-25 | yes | yes |
| 346-586 | T-Mobile | HOUSTON | 2022-09-02 | yes | yes |
| 346-587 | Bandwidth | CYPRESS | 2022-09-07 | yes | yes |
| 346-588 | FRACTEL, LLC | CYPRESS | 2021-05-10 | yes | yes |
| 346-589 | Bandwidth | SPRING | 2022-09-16 | yes | yes |
| 346-590 | Comcast | WESTFIELD | 2022-09-20 | yes | yes |
| 346-591 | Comcast | PORTER HTS | 2022-09-21 | yes | yes |
| 346-592 | T-Mobile | BAMMEL | 2022-09-28 | yes | yes |
| 346-593 | T-Mobile | BAMMEL | 2022-09-28 | yes | yes |
| 346-594 | Comcast | BARKER | 2022-10-03 | yes | yes |
| 346-595 | Bandwidth | ARCOLA | 2022-10-04 | yes | yes |
| 346-596 | Charter | HUMBLE | 2022-10-14 | yes | yes |
| 346-597 | Charter | LANGHAMCRK | 2022-10-14 | yes | yes |
| 346-598 | Charter | TOMBALL | 2022-10-14 | yes | yes |
| 346-599 | FRACTEL, LLC | HOUSTON | 2021-05-10 | yes | yes |
| 346-600 | Onvoy | HUMBLE | 2015-03-25 | yes | yes |
| 346-601 | Bandwidth | HOUSTON | 2022-10-20 | yes | yes |
| 346-602 | AT&T | BAYTOWN | 2022-10-28 | yes | yes |
| 346-603 | Verizon | ALVIN | 2022-11-02 | yes | yes |
| 346-604 | Verizon | LANGHAMCRK | 2022-11-15 | yes | yes |
| 346-605 | T-Mobile | HSTNSUBURB | 2022-11-22 | yes | yes |
| 346-606 | T-Mobile | BAMMEL | 2017-03-16 | yes | yes |
| 346-607 | T-Mobile | HOUSTON | 2022-11-22 | yes | yes |
| 346-608 | Lumen | KATY | 2022-12-01 | yes | yes |
| 346-609 | AT&T | BAMMEL | 2022-12-13 | yes | yes |
| 346-610 | Onvoy | HOUSTON | 2018-09-13 | yes | yes |
| 346-612 | T-Mobile | CLEVELAND | 2022-12-13 | yes | yes |
| 346-613 | Bandwidth | HOUSTON | 2022-12-20 | yes | yes |
| 346-614 | Bandwidth | HSTNSUBURB | 2022-12-21 | yes | yes |
| 346-615 | Onvoy | KATY | 2023-02-08 | yes | yes |
| 346-616 | Lumen | HUMBLE | 2015-12-22 | yes | yes |
| 346-617 | T-Mobile | DICKINSON | 2015-12-22 | yes | yes |
| 346-618 | Comcast | HOUSTON | 2023-02-23 | yes | yes |
| 346-619 | NUSO, LLC | HOUSTON | 2023-02-16 | yes | yes |
| 346-620 | AT&T | RICHMNRNBG | 2023-01-03 | yes | yes |
| 346-621 | VESTED NETWORKS, LLC | HOUSTON | 2025-07-30 | yes | yes |
| 346-622 | FRACTEL, LLC | BAMMEL | 2021-08-12 | yes | yes |
| 346-623 | AT&T | SATSUMA | 2023-01-03 | yes | yes |
| 346-624 | TON80 COMMUNICATIONS, LLC | LANGHAMCRK | 2022-01-14 | yes | yes |
| 346-625 | T-Mobile | SPRING | 2023-01-05 | yes | yes |
| 346-626 | TON80 COMMUNICATIONS, LLC | SUGAR LAND | 2022-03-24 | yes | yes |
| 346-627 | LEAP TELECOM, LLC | HSTNSUBURB | 2023-03-09 | yes | yes |
| 346-628 | T-Mobile | HOUSTON | 2023-01-12 | yes | yes |
| 346-629 | T-Mobile | RICHMNRNBG | 2023-01-05 | yes | yes |
| 346-630 | T-Mobile | BAYTOWN | 2023-01-04 | yes | yes |
| 346-631 | T-Mobile | RICHMNRNBG | 2023-01-05 | yes | yes |
| 346-632 | T-Mobile | RICHMNRNBG | 2023-01-05 | yes | yes |
| 346-633 | Onvoy | DEER PARK | 2021-01-04 | yes | yes |
| 346-634 | AT&T | CYPRESS | 2023-01-18 | yes | yes |
| 346-635 | Comcast | HSTNSUBURB | 2023-03-10 | yes | yes |
| 346-636 | Onvoy | BAMMEL | 2022-11-16 | yes | yes |
| 346-637 | TON80 COMMUNICATIONS, LLC | KATY | 2022-01-14 | yes | yes |
| 346-638 | T-Mobile | HOUSTON | 2023-01-12 | yes | yes |
| 346-639 | TON80 COMMUNICATIONS, LLC | HSTNSUBURB | 2022-01-10 | yes | yes |
| 346-640 | Charter | LANGHAMCRK | 2021-01-04 | yes | yes |
| 346-641 | AT&T | DEER PARK | 2023-04-17 | yes | yes |
| 346-642 | FIVE9, INC. | HSTNSUBURB | 2023-03-16 | yes | yes |
| 346-643 | Onvoy | SPLENDORA | – | yes | yes |
| 346-644 | SKYE TELECOM LLC DBA SKYETEL | DICKINSON | 2021-09-07 | yes | yes |
| 346-645 | Onvoy | TOMBALL | 2020-11-06 | yes | yes |
| 346-646 | Onvoy | HOUSTON | 2020-11-13 | yes | yes |
| 346-647 | TON80 COMMUNICATIONS, LLC | MISSOURICY | 2022-01-14 | yes | yes |
| 346-648 | T-Mobile | HOUSTON | 2023-01-12 | yes | yes |
| 346-649 | T-Mobile | HOUSTON | 2023-01-12 | yes | yes |
| 346-650 | Comcast | VLY LODGE | 2023-04-28 | yes | yes |
| 346-651 | HADLO TECHNOLOGIES, LLC | HOUSTON | 2023-05-05 | yes | yes |
| 346-652 | T-Mobile | CYPRESS | 2023-05-08 | yes | yes |
| 346-653 | T-Mobile | DICKINSON | 2023-05-09 | yes | yes |
| 346-654 | Onvoy | PINEHURST | 2022-12-21 | yes | yes |
| 346-655 | Onvoy | ROSHARON | 2020-11-16 | yes | yes |
| 346-656 | Onvoy | LANGHAMCRK | 2022-11-16 | yes | yes |
| 346-657 | AT&T | CYPRESS | 2023-05-11 | yes | yes |
| 346-658 | AT&T | RICHMNRNBG | 2023-05-11 | yes | yes |
| 346-659 | FIVE9, INC. | HSTNSUBURB | 2023-05-18 | yes | yes |
| 346-660 | Charter | BAYTOWN | 2021-02-03 | yes | yes |
| 346-661 | Verizon | LANGHAMCRK | 2023-05-18 | yes | yes |
| 346-662 | Onvoy | HUMBLE | 2022-12-29 | yes | yes |
| 346-663 | Onvoy | HIGHLANDS | 2022-11-16 | yes | yes |
| 346-664 | T-Mobile | BAMMEL | – | yes | yes |
| 346-665 | AT&T | HOUSTON | 2023-04-06 | yes | yes |
| 346-666 | Onvoy | CYPRESS | 2015-04-16 | yes | yes |
| 346-667 | FRACTEL, LLC | KATY | 2020-06-18 | yes | yes |
| 346-668 | T-Mobile | BAMMEL | 2023-06-02 | yes | yes |
| 346-669 | T-Mobile | BAMMEL | 2023-06-02 | yes | yes |
| 346-670 | T-Mobile | BAMMEL | 2023-06-02 | yes | yes |
| 346-671 | AT&T | BAYTOWN | 2023-06-08 | yes | yes |
| 346-672 | Verizon | SPRING | 2023-06-14 | yes | yes |
| 346-673 | T-Mobile | HSTNSUBURB | 2023-06-20 | yes | yes |
| 346-674 | Lumen | HOUSTON | 2023-06-12 | yes | yes |
| 346-675 | T-Mobile | HSTNSUBURB | 2023-06-20 | yes | yes |
| 346-676 | Onvoy | KEMAH | 2023-01-20 | yes | yes |
| 346-677 | FRACTEL, LLC | BAYTOWN | 2020-06-22 | yes | yes |
| 346-678 | T-Mobile | HSTNSUBURB | 2023-06-20 | yes | yes |
| 346-679 | Verizon | DICKINSON | 2023-07-06 | yes | yes |
| 346-680 | Onvoy | HSTNSUBURB | 2023-07-11 | yes | yes |
| 346-681 | Onvoy | SUGAR LAND | 2023-07-11 | yes | yes |
| 346-682 | Onvoy | CROSBY | 2024-03-28 | yes | yes |
| 346-683 | Onvoy | WESTFIELD | 2023-07-19 | yes | yes |
| 346-684 | Onvoy | SATSUMA | 2023-07-28 | yes | yes |
| 346-685 | Onvoy | HUMBLE | 2023-08-01 | yes | yes |
| 346-686 | Onvoy | MANVEL | 2023-08-01 | yes | yes |
| 346-687 | AT&T | CLEVELAND | 2023-08-08 | yes | yes |
| 346-688 | FRACTEL, LLC | MANVEL | 2021-05-10 | yes | yes |
| 346-689 | Verizon | LANGHAMCRK | 2023-08-10 | yes | yes |
| 346-690 | AT&T | RICHMNRNBG | 2023-08-15 | yes | yes |
| 346-691 | Verizon | RICHMNRNBG | 2023-08-29 | yes | yes |
| 346-692 | EON TELECOM, INC. | HOUSTON | 2023-08-29 | yes | yes |
| 346-693 | Dish | HSTNSUBURB | 2023-09-07 | yes | yes |
| 346-694 | Onvoy | BARKER | 2023-09-28 | yes | yes |
| 346-695 | Onvoy | TOMBALL | 2023-09-28 | yes | yes |
| 346-696 | Onvoy | DICKINSON | 2023-09-29 | yes | yes |
| 346-697 | T-Mobile | RICHMNRNBG | 2023-09-29 | yes | yes |
| 346-698 | T-Mobile | RICHMNRNBG | 2023-09-29 | yes | yes |
| 346-699 | FRACTEL, LLC | HSTNSUBURB | 2021-05-10 | yes | yes |
| 346-701 | Onvoy | HOUSTON | – | yes | yes |
| 346-702 | Lumen | RICHMNRNBG | 2015-04-29 | yes | yes |
| 346-703 | Comcast | PINEHURST | 2015-03-04 | yes | yes |
| 346-704 | Bandwidth | HOUSTON | 2015-04-15 | yes | yes |
| 346-705 | Onvoy | CHANNELVW | 2023-06-15 | yes | yes |
| 346-706 | Onvoy | PINEHURST | – | yes | yes |
| 346-707 | Lumen | VLY LODGE | 2015-05-08 | yes | yes |
| 346-708 | Bandwidth | LANGHAMCRK | 2015-04-15 | yes | yes |
| 346-709 | Onvoy | LEAGUECITY | 2023-06-15 | yes | yes |
| 346-710 | Charter | BAYTOWN | 2019-10-09 | yes | yes |
| 346-712 | Onvoy | APOLLO | 2023-05-16 | yes | yes |
| 346-713 | Onvoy | SMITHERSLK | 2023-06-15 | yes | yes |
| 346-714 | T-Mobile | BAMMEL | 2016-04-14 | yes | yes |
| 346-715 | T-Mobile | BAMMEL | 2016-04-14 | yes | yes |
| 346-716 | T-Mobile | CLEVELAND | 2023-10-04 | yes | yes |
| 346-717 | T-Mobile | BAMMEL | 2016-01-18 | yes | yes |
| 346-718 | T-Mobile | HOUSTON | 2016-04-14 | yes | yes |
| 346-719 | T-Mobile | HOUSTON | 2016-11-03 | yes | yes |
| 346-720 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-721 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-722 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-723 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-724 | Onvoy | LANGHAMCRK | 2023-06-22 | yes | yes |
| 346-725 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-726 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-727 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-728 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-729 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-730 | Verizon | CYPRESS | 2023-10-04 | yes | yes |
| 346-731 | Verizon | CLEVELAND | 2023-10-13 | yes | yes |
| 346-732 | FRACTEL, LLC | CYPRESS | 2019-05-21 | yes | yes |
| 346-733 | Verizon | LANGHAMCRK | 2023-10-17 | yes | yes |
| 346-734 | Twilio | BEACH CITY | 2023-06-22 | yes | yes |
| 346-735 | Verizon | ALVIN | 2023-10-26 | yes | yes |
| 346-736 | Vonage | PORTER | 2023-10-27 | yes | yes |
| 346-737 | T-Mobile | BAYTOWN | 2023-10-31 | yes | yes |
| 346-738 | Onvoy | ALVIN | 2023-06-15 | yes | yes |
| 346-739 | Verizon | HOUSTON | 2023-11-06 | yes | yes |
| 346-740 | Verizon | SPRING | 2023-11-15 | yes | yes |
| 346-741 | EON TELECOM, INC. | HOUSTON | 2023-11-27 | yes | yes |
| 346-742 | Onvoy | BAMMEL | 2023-05-24 | yes | yes |
| 346-743 | TON80 COMMUNICATIONS, LLC | BARKER | 2022-02-09 | yes | yes |
| 346-744 | FRACTEL, LLC | HSTNSUBURB | 2021-07-26 | yes | yes |
| 346-745 | Verizon | CYPRESS | 2023-12-11 | yes | yes |
| 346-746 | THE VOICE APPLICATION NETWORK, LLC | SMITHERSLK | – | yes | yes |
| 346-747 | Verizon | DICKINSON | 2023-12-11 | yes | yes |
| 346-748 | COMMIO, LLC | BAMMEL | 2023-12-18 | yes | yes |
| 346-749 | Verizon | BAYTOWN | 2023-12-12 | yes | yes |
| 346-750 | COMMIO, LLC | HIGHLANDS | 2023-12-20 | yes | yes |
| 346-751 | COMMIO, LLC | ROSHARON | 2023-12-21 | yes | yes |
| 346-752 | COMMIO, LLC | LANGHAMCRK | 2023-12-21 | yes | yes |
| 346-753 | COMMIO, LLC | TOMBALL | 2023-12-21 | yes | yes |
| 346-754 | T-Mobile | HSTNSUBURB | 2015-06-10 | yes | yes |
| 346-755 | FRACTEL, LLC | SUGAR LAND | 2021-08-11 | yes | yes |
| 346-756 | COMMIO, LLC | SPRING | 2023-12-21 | yes | yes |
| 346-757 | Bandwidth | STAFFORD | 2016-06-27 | yes | yes |
| 346-758 | FRACTEL, LLC | RICHMNRNBG | 2019-05-21 | yes | yes |
| 346-759 | COMMIO, LLC | KATY | 2023-12-21 | yes | yes |
| 346-760 | T-Mobile | BARKER | 2016-07-14 | yes | yes |
| 346-761 | COMMIO, LLC | SATSUMA | 2023-12-21 | yes | yes |
| 346-762 | AT&T | RICHMNRNBG | 2016-07-18 | yes | yes |
| 346-763 | T-Mobile | BAMMEL | 2016-11-07 | yes | yes |
| 346-764 | Verizon | LANGHAMCRK | 2023-12-22 | yes | yes |
| 346-765 | Charter | TOMBALL | 2024-01-10 | yes | yes |
| 346-766 | FRACTEL, LLC | HOUSTON | 2019-05-21 | yes | yes |
| 346-767 | Onvoy | STAFFORD | 2020-11-16 | yes | yes |
| 346-768 | Onvoy | BAMMEL | 2024-01-29 | yes | yes |
| 346-769 | Onvoy | SATSUMA | 2024-01-29 | yes | yes |
| 346-770 | Onvoy | BAMMEL | 2015-12-15 | yes | yes |
| 346-771 | Onvoy | HOUSTON | 2024-01-25 | yes | yes |
| 346-772 | Lumen | HOUSTON | 2015-08-26 | yes | yes |
| 346-773 | AT&T | HSTNSUBURB | 2016-07-27 | yes | yes |
| 346-774 | AT&T | HSTNSUBURB | 2016-10-06 | yes | yes |
| 346-775 | T-Mobile | HOUSTON | 2015-11-24 | yes | yes |
| 346-776 | Onvoy | HSTNSUBURB | 2024-01-29 | yes | yes |
| 346-777 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | BAMMEL | 2014-01-15 | yes | yes |
| 346-778 | Onvoy | ARCOLA | 2024-01-25 | yes | yes |
| 346-779 | T-Mobile | SUGAR LAND | 2016-10-11 | yes | yes |
| 346-780 | Verizon | LANGHAMCRK | 2024-02-07 | yes | yes |
| 346-781 | Bandwidth | HOUSTON | 2024-02-16 | yes | yes |
| 346-782 | TON80 COMMUNICATIONS, LLC | PORTER | 2022-01-14 | yes | yes |
| 346-783 | AT&T | DEER PARK | 2024-03-04 | yes | yes |
| 346-784 | Onvoy | SEABROOK | 2024-02-29 | yes | yes |
| 346-785 | Onvoy | ALVIN | 2024-03-28 | yes | yes |
| 346-786 | FRACTEL, LLC | SPRING | 2020-06-22 | yes | yes |
| 346-787 | Onvoy | LA PORTE | 2016-03-23 | yes | yes |
| 346-788 | FRACTEL, LLC | LEAGUECITY | 2020-11-25 | yes | yes |
| 346-789 | FRACTEL, LLC | CHANNELVW | 2021-01-12 | yes | yes |
| 346-790 | Onvoy | LA PORTE | 2024-03-28 | yes | yes |
| 346-791 | Onvoy | HUMBLE | 2024-03-28 | yes | yes |
| 346-792 | Charter | LANGHAMCRK | 2024-04-02 | yes | yes |
| 346-793 | Onvoy | STAFFORD | 2024-04-10 | yes | yes |
| 346-794 | Onvoy | TOMBALL | 2024-04-12 | yes | yes |
| 346-795 | Verizon | LANGHAMCRK | 2024-04-16 | yes | yes |
| 346-796 | Onvoy | CYPRESS | 2024-04-18 | yes | yes |
| 346-797 | Onvoy | WESTFIELD | 2024-04-29 | yes | yes |
| 346-798 | Onvoy | FRIENDSWD | 2024-04-18 | yes | yes |
| 346-799 | FRACTEL, LLC | CLEVELAND | 2020-11-27 | yes | yes |
| 346-800 | Onvoy | HOUSTON | 2015-03-26 | yes | yes |
| 346-801 | T-Mobile | BEACH CITY | 2015-06-01 | yes | yes |
| 346-802 | Verizon | HOUSTON | 2015-06-18 | yes | yes |
| 346-803 | T-Mobile | HSTNSUBURB | 2015-06-10 | yes | yes |
| 346-804 | AT&T | HSTNSUBURB | 2015-06-22 | yes | yes |
| 346-805 | T-Mobile | HUMBLE | 2024-08-28 | yes | yes |
| 346-806 | Verizon | LANGHAMCRK | 2025-05-07 | yes | yes |
| 346-807 | Verizon | LANGHAMCRK | 2024-09-30 | yes | yes |
| 346-808 | Bandwidth | TOMBALL | 2015-06-08 | yes | yes |
| 346-809 | Onvoy | HOUSTON | 2024-04-29 | yes | yes |
| 346-810 | Onvoy | DICKINSON | 2021-01-22 | yes | yes |
| 346-812 | T-Mobile | BAMMEL | 2015-07-14 | yes | yes |
| 346-813 | T-Mobile | BAMMEL | 2015-08-27 | yes | yes |
| 346-814 | T-Mobile | SPRING | 2015-12-10 | yes | yes |
| 346-815 | AT&T | APOLLO | 2015-07-24 | yes | yes |
| 346-816 | AT&T | ARCOLA | 2016-08-31 | yes | yes |
| 346-817 | Lumen | HOUSTON | 2026-07-16 | yes | yes |
| 346-818 | T-Mobile | CYPRESS | 2015-12-10 | yes | yes |
| 346-819 | T-Mobile | HUMBLE | 2024-12-26 | yes | yes |
| 346-820 | T-Mobile | BARKER | 2024-12-26 | yes | yes |
| 346-821 | Onvoy | SPLENDORA | 2024-05-15 | yes | yes |
| 346-822 | FRACTEL, LLC | HSTNSUBURB | 2022-02-01 | yes | yes |
| 346-823 | Verizon | LANGHAMCRK | 2024-05-28 | yes | yes |
| 346-824 | Onvoy | BARKER | 2024-05-29 | yes | yes |
| 346-825 | Verizon | CLEVELAND | 2024-06-06 | yes | yes |
| 346-826 | Onvoy | HOUSTON | 2024-06-06 | yes | yes |
| 346-827 | Onvoy | KATY | 2024-06-07 | yes | yes |
| 346-828 | Onvoy | SPRING | 2024-06-10 | yes | yes |
| 346-829 | AT&T | SUGAR LAND | 2024-08-13 | yes | yes |
| 346-830 | SHELCOMM | HOUSTON | 2024-09-26 | – | yes |
| 346-831 | Verizon | SPRING | 2015-12-15 | yes | yes |
| 346-832 | Lumen | HOUSTON | 2024-07-16 | yes | yes |
| 346-833 | FRACTEL, LLC | HOUSTON | 2022-02-01 | yes | yes |
| 346-834 | AT&T | HOUSTON | 2014-02-27 | yes | yes |
| 346-835 | Lumen | HOUSTON | 2024-07-16 | yes | yes |
| 346-836 | SHELCOMM | SUGAR LAND | 2024-09-26 | – | yes |
| 346-837 | TON80 COMMUNICATIONS, LLC | BAMMEL | 2022-01-07 | yes | yes |
| 346-838 | SHELCOMM | HIGHLANDS | 2024-09-26 | – | yes |
| 346-839 | Bandwidth | APOLLO | 2024-09-26 | yes | yes |
| 346-840 | AT&T | RICHMNRNBG | 2024-10-02 | yes | yes |
| 346-841 | EON TELECOM, INC. | BEACH CITY | 2024-10-07 | yes | yes |
| 346-842 | FRACTEL, LLC | HUMBLE | 2019-05-21 | yes | yes |
| 346-843 | T-Mobile | RICHMNRNBG | 2016-07-14 | yes | yes |
| 346-844 | EON TELECOM, INC. | DEER PARK | 2024-10-07 | yes | yes |
| 346-845 | AT&T | HOUSTON | 2024-10-17 | yes | yes |
| 346-846 | AT&T | HSTNSUBURB | 2024-11-07 | yes | yes |
| 346-847 | Verizon | LANGHAMCRK | 2024-11-22 | yes | yes |
| 346-848 | Verizon | CYPRESS | 2024-11-22 | yes | yes |
| 346-849 | AT&T | LANGHAMCRK | 2025-01-06 | yes | yes |
| 346-850 | Onvoy | CYPRESS | 2025-01-09 | yes | yes |
| 346-851 | Onvoy | KATY | 2025-01-09 | yes | yes |
| 346-852 | Verizon | LANGHAMCRK | 2025-01-15 | yes | yes |
| 346-853 | IP HORIZON LLC | HSTNSUBURB | 2025-02-04 | yes | yes |
| 346-854 | Bandwidth | KEMAH | 2024-12-09 | yes | yes |
| 346-855 | FRACTEL, LLC | BAYTOWN | 2021-07-30 | yes | yes |
| 346-856 | IP HORIZON LLC | CHANNELVW | 2025-02-04 | yes | yes |
| 346-857 | AT&T | RICHMNRNBG | 2015-04-21 | yes | yes |
| 346-858 | IP HORIZON LLC | CLEVELAND | 2025-02-04 | yes | yes |
| 346-859 | Onvoy | SUGAR LAND | 2025-02-13 | yes | yes |
| 346-860 | Dish | HOUSTON | 2025-02-18 | yes | yes |
| 346-861 | AT&T | BAMMEL | 2024-07-10 | yes | yes |
| 346-862 | Lumen | HOUSTON | 2025-03-05 | yes | yes |
| 346-863 | WIRETAP TELECOM, LLC. | HOUSTON | 2025-03-28 | yes | yes |
| 346-864 | Verizon | DICKINSON | 2025-04-16 | yes | yes |
| 346-865 | Charter | SATSUMA | 2025-04-18 | yes | yes |
| 346-866 | FRACTEL, LLC | VLY LODGE | 2021-05-10 | yes | yes |
| 346-867 | COMMIO, LLC | HOUSTON | 2016-11-02 | yes | yes |
| 346-868 | Verizon | HOUSTON | 2025-04-21 | yes | yes |
| 346-869 | Dish | HSTNSUBURB | 2025-04-22 | yes | yes |
| 346-870 | Dish | LANGHAMCRK | 2025-05-12 | yes | yes |
| 346-871 | T-Mobile | STAFFORD | 2025-05-29 | yes | yes |
| 346-872 | AT&T | SPRING | 2025-05-29 | yes | yes |
| 346-873 | T-Mobile | HUMBLE | 2025-06-02 | yes | yes |
| 346-874 | Lumen | SUGAR LAND | 2016-10-19 | yes | yes |
| 346-875 | AT&T | HOUSTON | 2025-06-02 | yes | yes |
| 346-876 | T-Mobile | BARKER | 2025-06-06 | yes | yes |
| 346-877 | FRACTEL, LLC | DEER PARK | 2019-05-21 | yes | yes |
| 346-878 | Verizon | LANGHAMCRK | 2025-06-17 | yes | yes |
| 346-879 | WAVENATION, LLC | HOUSTON | 2025-07-18 | yes | yes |
| 346-880 | T-Mobile | BAMMEL | 2025-07-21 | yes | yes |
| 346-881 | Bandwidth | MONTBLVIEU | 2025-07-30 | yes | yes |
| 346-882 | AT&T | SUGAR LAND | 2025-08-19 | yes | yes |
| 346-883 | T-Mobile | BARKER | 2025-08-19 | yes | yes |
| 346-884 | AT&T | HSTNSUBURB | 2025-08-22 | yes | yes |
| 346-885 | Verizon | LANGHAMCRK | 2025-08-22 | yes | yes |
| 346-886 | Onvoy | RICHMNRNBG | 2025-09-03 | yes | yes |
| 346-887 | Verizon | HOUSTON | 2025-09-04 | yes | yes |
| 346-888 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | HSTNSUBURB | 2014-01-15 | yes | yes |
| 346-889 | Verizon | LANGHAMCRK | 2025-09-05 | yes | yes |
| 346-890 | Charter | BAMMEL | 2025-09-16 | yes | yes |
| 346-891 | Charter | SUGAR LAND | 2025-09-16 | yes | yes |
| 346-892 | T-Mobile | BAMMEL | 2025-09-16 | yes | yes |
| 346-893 | AHOI LLC | HOUSTON | 2025-09-30 | yes | yes |
| 346-894 | T-Mobile | STAFFORD | 2025-10-14 | yes | yes |
| 346-895 | Twilio | HOUSTON | 2020-08-05 | yes | yes |
| 346-896 | T-Mobile | HUMBLE | 2025-10-27 | yes | yes |
| 346-897 | T-Mobile | BAMMEL | 2025-11-05 | yes | yes |
| 346-898 | Verizon | HOUSTON | 2025-11-12 | yes | yes |
| 346-899 | FRACTEL, LLC | STAFFORD | 2020-08-19 | yes | yes |
| 346-900 | Onvoy | SUGAR LAND | 2015-03-26 | yes | yes |
| 346-901 | Lumen | SUGAR LAND | 2015-04-29 | yes | yes |
| 346-902 | Charter | DICKINSON | 2021-11-16 | yes | yes |
| 346-904 | T-Mobile | BAMMEL | 2025-11-17 | yes | yes |
| 346-905 | Verizon | SPRING | 2025-12-03 | yes | yes |
| 346-906 | Dish | HOUSTON | 2025-12-04 | yes | yes |
| 346-907 | T-Mobile | HSTNSUBURB | 2016-03-11 | yes | yes |
| 346-908 | Lumen | SMITHERSLK | 2015-05-08 | yes | yes |
| 346-909 | AT&T | BAMMEL | 2025-12-09 | yes | yes |
| 346-910 | Onvoy | MONTBLVIEU | 2020-12-18 | yes | yes |
| 346-912 | Onvoy | ALVIN | 2025-12-17 | yes | yes |
| 346-913 | Onvoy | TOMBALL | 2025-12-17 | yes | yes |
| 346-914 | AT&T | CYPRESS | 2025-12-18 | yes | yes |
| 346-916 | AT&T | LANGHAMCRK | 2025-12-29 | yes | yes |
| 346-917 | Bandwidth | CHANNELVW | 2016-06-24 | yes | yes |
| 346-918 | AT&T | HSTNSUBURB | 2025-12-31 | yes | yes |
| 346-919 | T-Mobile | BAMMEL | 2026-01-12 | yes | yes |
| 346-920 | AT&T | HOUSTON | 2026-02-17 | yes | yes |
| 346-921 | Onvoy | BAMMEL | 2026-03-11 | yes | yes |
| 346-922 | FRACTEL, LLC | BROOKSHIRE | 2021-07-16 | yes | yes |
| 346-923 | AT&T | HOUSTON | 2026-03-27 | yes | yes |
| 346-924 | Dish | HOUSTON | 2026-04-02 | yes | yes |
| 346-925 | Onvoy | HOUSTON | 2026-04-09 | yes | yes |
| 346-926 | Onvoy | HUFFMAN | 2026-04-09 | yes | yes |
| 346-927 | AT&T | LANGHAMCRK | 2026-05-06 | yes | yes |
| 346-928 | Verizon | CYPRESS | 2026-05-18 | yes | yes |
| 346-929 | AT&T | HOUSTON | 2026-06-09 | yes | yes |
| 346-930 | AT&T | HOUSTON | 2026-06-10 | yes | no |
| 346-931 | AT&T | PORTER | 2026-07-08 | yes | no |
| 346-932 | Onvoy | HOUSTON | 2014-05-08 | yes | yes |
| 346-933 | FRACTEL, LLC | RICHMNRNBG | 2021-07-16 | yes | yes |
| 346-934 | AT&T | KATY | 2026-07-22 | yes | no |
| 346-935 | Onvoy | HSTNSUBURB | 2026-07-24 | yes | no |
| 346-936 | T-Mobile | CLEVELAND | 2026-06-15 | yes | yes |
| 346-937 | Onvoy | SPRING | 2026-07-24 | yes | no |
| 346-938 | Onvoy | BAMMEL | 2026-07-30 | yes | yes |
| 346-939 | AT&T | LANGHAMCRK | 2026-08-20 | yes | yes |
| 346-941 | AT&T | CHANNELVW | 2024-11-07 | yes | yes |
| 346-942 | Onvoy | CYPRESS | 2026-08-21 | yes | no |
| 346-943 | Onvoy | RICHMNRNBG | 2026-08-21 | yes | no |
| 346-944 | Onvoy | LEAGUECITY | 2026-08-27 | yes | no |
| 346-945 | Onvoy | MANVEL | 2026-09-03 | yes | no |
| 346-946 | FRACTEL, LLC | CYPRESS | 2020-07-02 | yes | yes |
| 346-947 | Windstream | ARCOLA | 2026-09-11 | yes | no |
| 346-954 | Bandwidth | DEER PARK | 2016-05-23 | yes | yes |
| 346-955 | FRACTEL, LLC | DICKINSON | 2020-07-09 | yes | yes |
| 346-966 | FRACTEL, LLC | PORTER | 2021-05-10 | yes | yes |
| 346-970 | Windstream | BAMMEL | 2015-09-14 | yes | yes |
| 346-971 | AT&T | HOUSTON | 2015-09-14 | yes | yes |
| 346-977 | FRACTEL, LLC | BAYTOWN | 2019-09-20 | yes | yes |
| 346-978 | Verizon | LANGHAMCRK | 2015-05-05 | yes | yes |
| 346-980 | Bandwidth | HOUSTON | – | yes | yes |
| 346-981 | 8x8 | HOUSTON | 2026-09-16 | yes | no |
| 346-986 | T-Mobile | HUMBLE | 2026-04-28 | yes | yes |
| 346-988 | FRACTEL, LLC | CLEVELAND | 2019-05-21 | yes | yes |
| 346-992 | TELIMIZE, LLC | HOUSTON | 2026-08-05 | yes | yes |
| 346-995 | Onvoy | LANGHAMCRK | 2026-08-19 | yes | no |
| 346-996 | Verizon | LANGHAMCRK | 2026-08-06 | yes | yes |
| 346-997 | AT&T | SATSUMA | 2026-07-21 | yes | no |
| 346-998 | Peerless | HOUSTON | 2016-10-19 | yes | yes |
| 346-999 | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | HUFFMAN | 2014-01-16 | yes | yes |
Frequently asked
How many prefixes does area code 346 have?
752 NXX blocks are assigned of 786 possible. Each block is 10,000 consecutive numbers, so the code currently covers about 7,520 thousand-number ranges across 45 rate centers.
What do the first three digits after 346 tell me?
They identify the block, which tells you the rate center it was allocated to and the carrier that received it. They do not tell you who serves the number today: portability moves numbers between carriers, and pooling splits a block between several of them.
Is a 346 prefix tied to a specific town?
To a rate center, which is billing geography rather than a town. NANPA abbreviates rate center names to ten characters and in large metros uses zone codes, so the name is a NANPA label, not a place name.
What does “pooled” mean in the 346 table?
That the block is in thousands-block pooling: carriers draw 1,000-number lots from it instead of taking all 10,000. 749 of 346's blocks are pooled, which is how regulators slowed down area code exhaustion – and why one prefix can belong to several carriers.
Source and limits
NANPA CO Code Assignment Records, all states, utilized codes, file updated 11/01/2026 – the rows where the record's Use field is “AS” (assigned). Unavailable codes are excluded. The records say who received a block and when, not who serves a particular number today.
More about this code: overview · carriers · spam complaints · local time