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NPA: 956 [Rate centres in NPA 956] [Dial plan for NPA 956]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-480 7 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2014-12-12   
956-480 8 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2014-11-11   
956-480 9 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-09   
956-481 A San Isidro TX SISDTXXARS0  2159 VALLEY TEL. COOP., INC. 568      
956-482 A Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-482 0 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 1 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 2 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 3 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 4 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 5 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 6 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 7 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 8 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-482 9 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2020-01-26   
956-483 A McAllen TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568      
956-483 0 McAllen TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2007-06-16   
956-483 1 McAllen TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-483 2 McAllen TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-483 3 McAllen TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-483 4 McAllen TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-483 5 McAllen TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2007-11-09   
956-483 6 McAllen TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-01-03   
956-483 7 McAllen TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-01-03   
956-483 8 McAllen TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-01-03   
956-483 9 McAllen TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2007-05-27   
956-484 A Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-484 0 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2020-03-06   
956-484 1 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2020-03-06   
956-484 2 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2020-03-06   
956-484 3 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-484 4 Brownsville TX HRLNTXKX8MD  5562 METROPCS, INC. 568   2020-03-07   
956-484 5 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-484 6 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2020-03-08   
956-484 7 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-484 8 Brownsville TX HRLNTXKX8MD  5562 METROPCS, INC. 568   2020-03-07   
956-484 9 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2020-03-06   
956-485 A Sullivan City TX SLCYTXSCRS0  9533 SOUTHWESTERN BELL 568      
956-485 0 Sullivan City TX HRLNTXKX8MD  5562 METROPCS, INC. 568   2017-03-03   
956-485 1 Sullivan City TX SLCYTXSCRS0  9533 SOUTHWESTERN BELL 568      
956-485 2 Sullivan City TX SLCYTXSCRS0  9533 SOUTHWESTERN BELL 568      
956-485 3 Sullivan City TX MCALTXHBDS0  4866 SMARTCOM TELEPHONE, LLC 568   2017-04-07   
956-485 4 Sullivan City TX HRLNTXHGBMD  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-485 5 Sullivan City TX HRLNTXHGXKX  624H ONVOY SPECTRUM, LLC 568   2021-12-04   
956-485 6 Sullivan City TX HRLNTXHGXYX  793K TWC IP ENABLED SERVICES, LLC 568   2007-06-13   
956-485 7 Sullivan City TX HRLNTXHGXFX  508J CENTURYLINK COMMUNICATIONS, LLC 568   2016-06-08   
956-485 8 Sullivan City TX HRLNTXATYMD  516C AT&T CORP. 568   2011-09-12   
956-485 9 Sullivan City TX SLCYTXSCRS0  9533 SOUTHWESTERN BELL 568      
956-486 A El Sauz TX ELSZTXXARS0  2159 VALLEY TEL. COOP., INC. 568      
956-487 A Rio Grande City TX RGCYTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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