Local Calling Guide

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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
956-710 2 Harlingen TX   903C ONVOY, LLC - TX 568   2020-08-24   
956-710 3 Harlingen TX   903C ONVOY, LLC - TX 568   2020-08-24   
956-710 4 Harlingen TX   903C ONVOY, LLC - TX 568   2020-08-24   
956-710 5 Harlingen TX   903C ONVOY, LLC - TX 568   2020-08-24   
956-710 6 Harlingen TX   903C ONVOY, LLC - TX 568   2020-08-24   
956-710 7 Harlingen TX   624H ONVOY SPECTRUM, LLC 568   2020-01-15   
956-710 8 Harlingen TX   624H ONVOY SPECTRUM, LLC 568   2021-05-23   
956-712 A Laredo TX LARDTXLADS0  9533 SOUTHWESTERN BELL 566      
956-713 A McAllen TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568      
956-713 0 McAllen TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2023-10-07   
956-713 1 McAllen TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2023-10-07   
956-713 2 McAllen TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2023-10-07   
956-713 3 McAllen TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2023-10-07   
956-713 4 McAllen TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2023-10-07   
956-713 5 McAllen TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2024-02-29   
956-713 6 McAllen TX   903C ONVOY, LLC - TX 568   2024-03-01   
956-713 7 McAllen TX   903C ONVOY, LLC - TX 568   2024-03-01   
956-713 8 McAllen TX   903C ONVOY, LLC - TX 568   2023-10-16   
956-713 9 McAllen TX   903C ONVOY, LLC - TX 568   2024-02-04   
956-714 A Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-714 0 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2016-06-13   
956-714 1 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2016-06-13   
956-714 2 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2016-06-13   
956-714 3 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2016-06-13   
956-714 4 Brownsville TX   319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2016-06-14   
956-714 5 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2022-07-23   
956-714 6 Brownsville TX   319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2016-06-14   
956-714 7 Brownsville TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2024-11-25   
956-714 8 Brownsville TX   319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2016-06-14   
956-714 9 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2016-06-13   
956-715 A Pharr TX HRLNTXKX8MD  5562 METROPCS, INC. 568      
956-715 0 Pharr TX   5562 METROPCS, INC. 568   2016-03-12   
956-715 1 Pharr TX   5562 METROPCS, INC. 568   2016-04-27   
956-715 2 Pharr TX   5562 METROPCS, INC. 568   2016-04-27   
956-715 3 Pharr TX   5562 METROPCS, INC. 568   2016-05-18   
956-715 4 Pharr TX   5562 METROPCS, INC. 568   2016-08-06   
956-715 5 Pharr TX   5562 METROPCS, INC. 568   2016-08-06   
956-715 6 Pharr TX   5562 METROPCS, INC. 568   2016-09-22   
956-715 7 Pharr TX   5562 METROPCS, INC. 568   2016-09-22   
956-715 8 Pharr TX   793K TWC IP ENABLED SERVICES, LLC 568   2016-04-18   
956-715 9 Pharr TX   5562 METROPCS, INC. 568   2016-03-12   
956-716 A Rio Grande City TX RGCYTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 0 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 2 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 3 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 4 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 5 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 6 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 7 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-716 8 Rio Grande City TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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