Local Calling Guide

Area code/prefix search

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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
956-999 A Laredo TX SNANTXTSDS0  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 566      
956-999 0 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2013-07-06   
956-999 1 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2013-07-06   
956-999 2 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2013-07-06   
956-999 3 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2013-07-06   
956-999 4 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2013-07-06   
956-999 5 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-07-27   
956-999 6 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-07-27   
956-999 7 Laredo TX SNANTXTSDS0  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 566   2013-07-06   
956-999 8 Laredo TX SNANTXCADS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2013-09-22   
956-999 9 Laredo TX SNANTXTSDS0  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 566   2013-07-06   

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Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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