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
956-833 5 Mission TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2021-11-21   
956-833 6 Mission TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2021-11-21   
956-833 7 Mission TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2026-01-30   
956-833 8 Mission TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2022-02-13   
956-833 9 Mission TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2021-07-11   
956-834 A Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2026-02-19   
956-834 0 Pharr TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2026-06-05   
956-834 8 Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2026-02-19   
956-834 9 Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2026-02-19   
956-835 A Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-03-13   
956-835 0 Laredo TX   490J BOOST SUBSCRIBERCO L.L.C. 566   2026-03-26   
956-835 1 Laredo TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2026-03-16   
956-835 2 Laredo TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2026-03-16   
956-835 3 Laredo TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2026-03-16   
956-835 4 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-06-12   
956-835 5 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-03-13   
956-835 6 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-03-13   
956-835 7 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-03-13   
956-835 8 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-03-13   
956-835 9 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2026-03-13   
956-837 A Pharr TX HRLNTXHGXUX  516J TON80 COMMUNICATIONS, LLC 568      
956-837 0 Pharr TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-02-19   
956-837 1 Pharr TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2023-01-04   
956-837 2 Pharr TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2023-01-04   
956-837 3 Pharr TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-02-19   
956-837 4 Pharr TX HRLNTXHGXUX  516J TON80 COMMUNICATIONS, LLC 568   2022-06-05   
956-837 5 Pharr TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-02-19   
956-837 6 Pharr TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2022-11-20   
956-837 7 Pharr TX   624H ONVOY SPECTRUM, LLC 568   2025-05-16   
956-837 8 Pharr TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2022-11-20   
956-837 9 Pharr TX HRLNTXDU2MD  939H COMMIO, LLC 568   2022-09-05   
956-838 A Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 0 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 1 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 2 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 3 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 4 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 5 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 6 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 7 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 8 Brownsville TX BWVLTXTERS0  9533 SOUTHWESTERN BELL 568      
956-838 9 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2014-12-01   
956-839 A Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-17   
956-839 0 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-18   
956-839 1 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-18   
956-839 2 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-18   
956-839 3 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-18   
956-839 4 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-18   
956-839 5 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-17   
956-839 6 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2025-11-17   

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

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