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: 878

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-878 A McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-878 0 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2006-05-15   
956-878 1 McAllen TX MCALTXHBDS0  4866 SMARTCOM TELEPHONE, LLC 568   2004-10-22   
956-878 2 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2006-05-15   
956-878 3 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2006-04-09   
956-878 4 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2006-01-13   
956-878 5 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2006-04-09   
956-878 6 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2006-01-15   
956-878 7 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2005-11-14   
956-878 8 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2005-03-10   
956-878 9 McAllen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2005-03-10   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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