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: 497

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-497 A Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2024-02-09   
956-497 0 Harlingen TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-497 1 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 2 Harlingen TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-497 3 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 4 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 5 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 6 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 7 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 8 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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