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
956-778 5 Harlingen TX   4290 STPCS JOINT VENTURE, LLC 568      
956-778 6 Harlingen TX   4290 STPCS JOINT VENTURE, LLC 568      
956-778 7 Harlingen TX   4290 STPCS JOINT VENTURE, LLC 568      
956-778 8 Harlingen TX   4290 STPCS JOINT VENTURE, LLC 568      
956-778 9 Harlingen TX   4290 STPCS JOINT VENTURE, LLC 568      
956-779 A Sullivan City TX HRLNTXHGXUX  516J TON80 COMMUNICATIONS, LLC 568      
956-779 0 Sullivan City TX   073H TELNYX LLC 568   2022-06-06   
956-779 1 Sullivan City TX   903C ONVOY, LLC - TX 568   2022-12-22   
956-779 2 Sullivan City TX   4290 STPCS JOINT VENTURE, LLC 568   2025-03-10   
956-779 5 Sullivan City TX   5562 METROPCS, INC. 568   2023-08-07   
956-779 7 Sullivan City TX   516J TON80 COMMUNICATIONS, LLC 568   2022-06-05   
956-779 8 Sullivan City TX   903C ONVOY, LLC - TX 568   2023-08-14   
956-779 9 Sullivan City TX   490J DISH WIRELESS, LLC 568   2022-06-07   
956-780 A Mission TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2024-02-09   
956-780 0 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2013-09-15   
956-780 1 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2013-09-15   
956-780 2 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2013-09-15   
956-780 3 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2013-09-15   
956-780 4 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2013-09-15   
956-780 5 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2013-09-15   
956-780 6 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2014-12-26   
956-780 7 Mission TX   145J TERRA NOVA TELECOM INC. 568   2024-05-26   
956-780 8 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2014-12-26   
956-780 9 Mission TX   4290 STPCS JOINT VENTURE, LLC 568   2006-11-11   
956-781 A Pharr TX PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-782 A Pharr TX PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-782 0 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 1 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 2 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 3 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 4 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 5 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 6 Pharr TX   624H ONVOY SPECTRUM, LLC 568   2025-05-16   
956-782 7 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 8 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-782 9 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-783 A Pharr TX PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-784 A Pharr TX PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-784 0 Pharr TX   5562 METROPCS, INC. 568   2004-07-15   
956-784 1 Pharr TX   5562 METROPCS, INC. 568   2004-04-12   
956-784 2 Pharr TX   5562 METROPCS, INC. 568   2003-12-31   
956-784 3 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-784 4 Pharr TX   5562 METROPCS, INC. 568   2003-12-31   
956-784 5 Pharr TX   5562 METROPCS, INC. 568   2003-11-26   
956-784 6 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-784 7 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-784 8 Pharr TX   9533 SOUTHWESTERN BELL 568      
956-784 9 Pharr TX   5562 METROPCS, INC. 568   2003-10-13   
956-785 A Harlingen TX HRLNTXDUCMD  616J LEAP TELECOM, LLC 568   2025-01-02   
956-785 0 Harlingen TX   616J LEAP TELECOM, LLC 568   2025-01-02   

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

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