Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 713 [Rate centres in NPA 713] [Dial plan for NPA 713]

NXX: 355

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-355 A Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-355 0 Houston TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-12-06   
713-355 1 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-355 2 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-355 3 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-355 4 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2021-09-09   
713-355 5 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-355 6 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-355 7 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2013-09-15   
713-355 8 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-355 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2018-10-22   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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