Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 956 [Rate centres in NPA 956] [Dial plan for NPA 956]

NXX: 948

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-948 A Encinal TX ENCLTXECRS0  9533 SOUTHWESTERN BELL 566      
956-948 0 Encinal TX   004F BANDWIDTH.COM CLEC, LLC - TX 566   2019-02-28   
956-948 1 Encinal TX   9533 SOUTHWESTERN BELL 566      
956-948 2 Encinal TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2005-03-13   
956-948 3 Encinal TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2018-06-24   
956-948 4 Encinal TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2004-05-20   
956-948 5 Encinal TX   9533 SOUTHWESTERN BELL 566      
956-948 6 Encinal TX   903C ONVOY, LLC - TX 566   2018-09-24   
956-948 7 Encinal TX   903C ONVOY, LLC - TX 566   2018-09-24   
956-948 8 Encinal TX   073H TELNYX LLC 566   2018-08-29   
956-948 9 Encinal TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2014-05-02   

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

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