NumberingData
Verified Nov 1, 2026 · Source: NANPA CO Code Assignment Records

MCALLEN prefixes in area code 956

NANPA records 103 assigned NXX blocks to rate center MCALLEN in area code 956, 14.0% of the 735 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. 17 holders hold those blocks, the largest being STPCS JOINT VENTURE, LLC (26), SOUTHWESTERN BELL (25), NEW CINGULAR WIRELESS PCS, LLC - IL (15). The earliest assignment on record here is 2001-03-07 and the most recent 2026-08-06. 78 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots.

103 assigned blocks – 14% of 956
17 holders of record
78 of them pooled in 1,000-number lots

Prefixes assigned here

PrefixHolder of recordAssignedPooledIn service
956-201 COMMIO, LLC 2023-12-21 yes yes
956-212 STPCS JOINT VENTURE, LLC 2002-12-17 yes yes
956-213 SMARTCOM TELEPHONE, LLC 2003-04-17 no yes
956-215 TRANSTELCO, INC. - TX 2012-07-20 yes yes
956-217 AT&T SOUTHWESTERN BELL 2006-11-07 yes yes
956-221 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX – yes yes
956-225 STPCS JOINT VENTURE, LLC – yes yes
956-227 STPCS JOINT VENTURE, LLC 2001-05-22 yes yes
956-249 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2003-04-14 yes yes
956-268 Spok SPOK, INC. – no yes
956-278 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC – yes yes
956-309 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2008-06-18 yes yes
956-310 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2008-03-26 yes yes
956-313 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2008-10-06 yes yes
956-315 STPCS JOINT VENTURE, LLC 2022-07-26 yes yes
956-322 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2010-06-22 yes yes
956-328 STPCS JOINT VENTURE, LLC 2007-10-19 yes yes
956-331 STPCS JOINT VENTURE, LLC 2007-10-19 yes yes
956-340 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2011-03-25 yes yes
956-342 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX – no yes
956-358 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX – no yes
956-359 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC 2018-03-21 yes yes
956-362 AT&T SOUTHWESTERN BELL 2008-11-05 yes yes
956-414 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2008-10-06 yes yes
956-429 AT&T SOUTHWESTERN BELL – yes yes
956-448 Vonage VONAGE AMERICA LLC 2018-11-09 yes yes
956-451 STPCS JOINT VENTURE, LLC – yes yes
956-467 Lumen LEVEL 3 COMMUNICATIONS, LLC - TX 2002-06-13 yes yes
956-468 AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - TX 2019-01-11 yes yes
956-483 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2007-04-03 yes yes
956-515 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2008-07-21 yes yes
956-522 STPCS JOINT VENTURE, LLC 2002-04-08 yes yes
956-530 STPCS JOINT VENTURE, LLC 2014-12-12 yes yes
956-533 STPCS JOINT VENTURE, LLC 2001-05-01 no yes
956-534 STPCS JOINT VENTURE, LLC 2001-05-01 no yes
956-537 STPCS JOINT VENTURE, LLC 2007-04-03 yes yes
956-540 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2016-04-20 yes yes
956-558 STPCS JOINT VENTURE, LLC 2020-08-28 yes yes
956-560 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2007-10-18 yes yes
956-562 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2007-10-19 yes yes
956-563 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2007-10-19 yes yes
956-566 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2002-06-24 no yes
956-569 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2008-04-29 yes yes
956-570 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2008-04-29 yes yes
956-578 AT&T SOUTHWESTERN BELL 2002-02-05 yes yes
956-595 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2020-10-16 yes yes
956-616 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2011-03-25 yes yes
956-618 AT&T SOUTHWESTERN BELL – no yes
956-623 Spok SPOK, INC. 2001-03-09 no yes
956-624 STPCS JOINT VENTURE, LLC 2001-03-07 no yes
956-627 Charter TWC IP ENABLED SERVICES, LLC – yes yes
956-630 AT&T SOUTHWESTERN BELL – no yes
956-631 AT&T SOUTHWESTERN BELL – no yes
956-632 AT&T SOUTHWESTERN BELL – no yes
956-638 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2001-05-11 no yes
956-648 STPCS JOINT VENTURE, LLC – yes yes
956-651 STPCS JOINT VENTURE, LLC 2015-08-26 yes yes
956-655 STPCS JOINT VENTURE, LLC 2002-12-02 yes yes
956-657 SMARTCOM TELEPHONE, LLC – no yes
956-658 STPCS JOINT VENTURE, LLC 2021-12-15 yes yes
956-661 AT&T SOUTHWESTERN BELL – yes yes
956-662 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2015-08-26 yes yes
956-664 AT&T SOUTHWESTERN BELL – no yes
956-668 AT&T SOUTHWESTERN BELL – no yes
956-681 SMARTCOM TELEPHONE, LLC 2006-11-03 yes yes
956-682 AT&T SOUTHWESTERN BELL – no yes
956-683 AT&T SOUTHWESTERN BELL – yes yes
956-686 AT&T SOUTHWESTERN BELL – no yes
956-687 AT&T SOUTHWESTERN BELL – no yes
956-688 AT&T SOUTHWESTERN BELL – yes yes
956-713 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2023-08-23 yes yes
956-731 STPCS JOINT VENTURE, LLC 2016-04-14 yes yes
956-732 FOREMOST TELECOMMUNICATIONS CORPORATION - TX 2016-11-14 yes yes
956-739 STPCS JOINT VENTURE, LLC – no yes
956-762 COMMIO, LLC – yes yes
956-776 WESTEL, INC. - TX 2006-09-29 yes yes
956-777 FOREMOST TELECOMMUNICATIONS CORPORATION - TX 2014-05-19 yes yes
956-789 STPCS JOINT VENTURE, LLC – no yes
956-800 Charter TWC IP ENABLED SERVICES, LLC 2010-11-24 yes yes
956-803 Charter TWC IP ENABLED SERVICES, LLC 2015-08-27 yes yes
956-820 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2025-11-05 yes yes
956-821 STPCS JOINT VENTURE, LLC – yes yes
956-827 STPCS JOINT VENTURE, LLC 2006-08-18 yes yes
956-828 STPCS JOINT VENTURE, LLC 2023-04-19 yes yes
956-843 AT&T SOUTHWESTERN BELL – yes yes
956-855 FRACTEL, LLC 2021-05-10 yes yes
956-867 STPCS JOINT VENTURE, LLC 2001-05-01 no yes
956-872 AT&T SOUTHWESTERN BELL 2004-11-16 yes yes
956-877 FRACTEL, LLC 2019-08-27 yes yes
956-878 STPCS JOINT VENTURE, LLC – yes yes
956-899 FRACTEL, LLC 2020-12-22 yes yes
956-905 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2007-03-29 yes yes
956-907 AT&T NEW CINGULAR WIRELESS PCS, LLC - IL 2007-11-07 yes yes
956-926 AT&T SOUTHWESTERN BELL – yes yes
956-928 AT&T SOUTHWESTERN BELL – yes yes
956-971 AT&T SOUTHWESTERN BELL – yes yes
956-972 AT&T SOUTHWESTERN BELL – no yes
956-974 Onvoy ONVOY, LLC - TX 2024-04-12 yes yes
956-984 AT&T SOUTHWESTERN BELL – yes yes
956-985 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 2026-08-06 yes yes
956-992 AT&T SOUTHWESTERN BELL – yes yes
956-994 AT&T SOUTHWESTERN BELL – no yes
956-995 Onvoy ONVOY, LLC - TX 2025-03-18 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

HolderBrandBlocksShare here
STPCS JOINT VENTURE, LLC – 26 25.2%
SOUTHWESTERN BELL AT&T 25 24.3%
NEW CINGULAR WIRELESS PCS, LLC - IL AT&T 15 14.6%
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX Verizon 13 12.6%
SMARTCOM TELEPHONE, LLC – 3 2.9%
TWC IP ENABLED SERVICES, LLC Charter 3 2.9%
FRACTEL, LLC – 3 2.9%
COMMIO, LLC – 2 1.9%
SPOK, INC. Spok 2 1.9%
MCIMETRO ACCESS TRANSMISSION SERVICES LLC Verizon 2 1.9%
FOREMOST TELECOMMUNICATIONS CORPORATION - TX – 2 1.9%
ONVOY, LLC - TX Onvoy 2 1.9%
TRANSTELCO, INC. - TX – 1 1%
VONAGE AMERICA LLC Vonage 1 1%
LEVEL 3 COMMUNICATIONS, LLC - TX Lumen 1 1%
TELEPORT COMMUNICATIONS AMERICA, LLC - TX AT&T 1 1%
WESTEL, INC. - TX – 1 1%

Frequently asked

Which prefixes belong to MCALLEN in area code 956?

103 blocks: 201, 212, 213, 215, 217, 221, 225, 227, 249, 268, 278, 309 and 91 more, all listed in the table above.

Which carriers have numbers in MCALLEN?

STPCS JOINT VENTURE, LLC (26 blocks), SOUTHWESTERN BELL (25 blocks), NEW CINGULAR WIRELESS PCS, LLC - IL (15 blocks), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (13 blocks), SMARTCOM TELEPHONE, LLC (3 blocks), TWC IP ENABLED SERVICES, LLC (3 blocks). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.

Is MCALLEN 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.

Other rate centers in 956

All 735 prefixes in 956