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: 816

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-816 A Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-04   
956-816 0 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-05   
956-816 1 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-05   
956-816 2 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-05   
956-816 3 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-05   
956-816 4 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-05   
956-816 5 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-04   
956-816 6 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-04   
956-816 7 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-04   
956-816 8 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-04   
956-816 9 Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2025-09-04   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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