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: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-499 A Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 0 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-09-18   
713-499 1 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 2 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 3 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 4 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 5 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 6 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 7 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 8 Houston TX HSTNTXNADS1  9533 SOUTHWESTERN BELL 560      
713-499 9 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-09-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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