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: 656

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-656 A Zapata TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-656 0 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 1 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 2 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 3 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 4 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 5 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 6 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 7 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 8 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   
956-656 9 Zapata TX   4290 STPCS JOINT VENTURE, LLC 568   2020-10-19   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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