Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

NXX: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-237 A Smithville TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      
512-237 0 Smithville TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2003-04-29   
512-237 1 Smithville TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2005-08-15   
512-237 2 Smithville TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      
512-237 3 Smithville TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      
512-237 4 Smithville TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      
512-237 5 Smithville TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      
512-237 6 Smithville TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      
512-237 7 Smithville TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2006-04-09   
512-237 8 Smithville TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2016-06-20   
512-237 9 Smithville TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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