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: 812

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-812 A Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2025-06-20   
956-812 0 Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2025-06-23   
956-812 1 Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2025-06-23   
956-812 2 Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2025-06-23   
956-812 3 Pharr TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2025-09-26   
956-812 4 Pharr TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2025-09-26   
956-812 5 Pharr TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2025-09-26   
956-812 8 Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2025-06-20   
956-812 9 Pharr TX   4290 STPCS JOINT VENTURE, LLC 568   2025-06-20   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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