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: 353

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-353 A Roma TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-353 0 Roma TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-10-17   
956-353 1 Roma TX   4290 STPCS JOINT VENTURE, LLC 568      
956-353 2 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2011-01-23   
956-353 3 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2013-02-16   
956-353 4 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2011-01-23   
956-353 5 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2011-01-23   
956-353 6 Roma TX   793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-353 7 Roma TX   4290 STPCS JOINT VENTURE, LLC 568   2011-01-23   
956-353 8 Roma TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2011-03-23   
956-353 9 Roma TX   4290 STPCS JOINT VENTURE, LLC 568      

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

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