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: 548

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-548 A Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-548 0 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-548 1 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-548 2 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-548 3 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-05-30   
713-548 4 Houston TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2005-12-30   
713-548 5 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-548 6 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-05-30   
713-548 7 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2005-02-06   
713-548 8 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      
713-548 9 Houston TX HSTNTXNADS0  9533 SOUTHWESTERN BELL 560      

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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