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: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-957 A Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 0 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 1 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 2 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 3 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 4 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 5 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 6 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 7 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 8 Houston TX HSTNTXOVDS0  9533 SOUTHWESTERN BELL 560      
713-957 9 Houston TX HSTNTX01X7X  516C AT&T CORP. 560   2016-09-12   

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

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