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
956-290 6 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2011-03-07   
956-290 7 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2011-03-07   
956-290 8 Laredo TX   903C ONVOY, LLC - TX 566   2011-11-22   
956-290 9 Laredo TX   004F BANDWIDTH.COM CLEC, LLC - TX 566   2012-08-18   
956-291 A Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-291 0 Harlingen TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2017-08-12   
956-291 1 Harlingen TX   9533 SOUTHWESTERN BELL 568      
956-291 2 Harlingen TX   5562 METROPCS, INC. 568   2016-07-19   
956-291 3 Harlingen TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2017-08-12   
956-291 4 Harlingen TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2018-09-29   
956-291 5 Harlingen TX   9533 SOUTHWESTERN BELL 568      
956-291 6 Harlingen TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2017-04-13   
956-291 7 Harlingen TX   793K TWC IP ENABLED SERVICES, LLC 568   2016-04-18   
956-291 9 Harlingen TX   9533 SOUTHWESTERN BELL 568      
956-292 A Edinburg TX EDBGTXEBDS0  9533 SOUTHWESTERN BELL 568      
956-292 0 Edinburg TX   9533 SOUTHWESTERN BELL 568      
956-292 1 Edinburg TX   5562 METROPCS, INC. 568   2005-07-14   
956-292 2 Edinburg TX   9533 SOUTHWESTERN BELL 568      
956-292 3 Edinburg TX   5562 METROPCS, INC. 568   2005-03-28   
956-292 4 Edinburg TX   5562 METROPCS, INC. 568   2006-03-13   
956-292 5 Edinburg TX   5562 METROPCS, INC. 568   2005-03-28   
956-292 6 Edinburg TX   5562 METROPCS, INC. 568   2005-03-05   
956-292 7 Edinburg TX   9533 SOUTHWESTERN BELL 568      
956-292 8 Edinburg TX   5562 METROPCS, INC. 568   2005-07-14   
956-292 9 Edinburg TX   5562 METROPCS, INC. 568   2006-02-17   
956-293 A Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-293 0 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2009-12-06   
956-293 1 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2010-08-08   
956-293 2 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2014-03-08   
956-293 3 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2014-03-08   
956-293 4 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2014-03-08   
956-293 5 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2014-03-08   
956-293 6 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2009-06-15   
956-293 7 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2014-03-08   
956-293 8 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2014-03-08   
956-293 9 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2014-03-08   
956-294 A Mercedes TX HRLNTXATTMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568      
956-294 0 Mercedes TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2014-05-12   
956-294 1 Mercedes TX   793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-294 2 Mercedes TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-09-26   
956-294 3 Mercedes TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2017-02-10   
956-294 4 Mercedes TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2017-02-10   
956-294 5 Mercedes TX   516C AT&T CORP. 568   2011-09-12   
956-294 6 Mercedes TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2010-03-19   
956-294 7 Mercedes TX   145J TERRA NOVA TELECOM INC. 568   2024-11-25   
956-294 8 Mercedes TX   776A VTX COMMUNICATIONS, LLC 568   2016-06-06   
956-294 9 Mercedes TX   5562 METROPCS, INC. 568   2017-04-06   
956-295 A Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-295 0 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2011-04-20   
956-295 1 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2012-06-24   
956-295 2 Brownsville TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2011-12-30   
956-295 3 Brownsville TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2012-03-31   
956-295 4 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2012-03-10   
956-295 5 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2012-03-10   
956-295 6 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2012-11-13   
956-295 7 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2011-08-27   
956-295 8 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2011-08-27   
956-295 9 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2011-08-27   
956-296 A Brownsville TX BWVLTXLIDS0  9533 SOUTHWESTERN BELL 568      
956-296 0 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 1 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 2 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 3 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 4 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 5 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 6 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 7 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 8 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-296 9 Brownsville TX   9533 SOUTHWESTERN BELL 568   2014-07-30   
956-297 A Roma TX RMVLTXXBRS0  776A VTX COMMUNICATIONS, LLC 568      
956-297 0 Roma TX   903C ONVOY, LLC - TX 568   2017-06-06   
956-297 1 Roma TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2018-08-26   
956-297 2 Roma TX   776A VTX COMMUNICATIONS, LLC 568   2017-06-05   
956-297 3 Roma TX   903C ONVOY, LLC - TX 568   2020-08-24   
956-297 4 Roma TX   903C ONVOY, LLC - TX 568   2020-08-24   
956-297 5 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2020-09-07   
956-297 6 Roma TX   903C ONVOY, LLC - TX 568   2024-07-08   
956-297 7 Roma TX   490J DISH WIRELESS, LLC 568   2022-12-22   
956-297 8 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2021-10-11   
956-297 9 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2021-10-11   
956-298 A Roma TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568      
956-299 A Port Isabel TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-299 0 Port Isabel TX   4290 STPCS JOINT VENTURE, LLC 568      
956-299 1 Port Isabel TX   4290 STPCS JOINT VENTURE, LLC 568      
956-299 2 Port Isabel TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2014-05-16   
956-299 3 Port Isabel TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-09-11   
956-299 4 Port Isabel TX   793K TWC IP ENABLED SERVICES, LLC 568   2014-11-27   
956-299 5 Port Isabel TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-09-11   
956-299 6 Port Isabel TX   4290 STPCS JOINT VENTURE, LLC 568      
956-299 7 Port Isabel TX   4290 STPCS JOINT VENTURE, LLC 568   2006-12-29   
956-299 8 Port Isabel TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2011-01-09   
956-299 9 Port Isabel TX   4290 STPCS JOINT VENTURE, LLC 568      
956-300 A Harlingen TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568      
956-301 A Laredo TX SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-301 0 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2019-12-22   
956-301 1 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2019-12-22   
956-301 2 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2019-06-02   
956-301 3 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2019-06-02   
956-301 4 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2019-06-02   
956-301 5 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2019-06-02   

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

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