Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 952H TALKIE COMMUNICATIONS, INC. - TX

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-750 A San Antonio TX SNANTXDIX8X  566      
214-214 A Dallas TX DLLSTX97GT7  552      
346-267 A Houston TX HSTNTXJAX5Y  560      
361-724 A Corpus Christi TX CRCHTXTUXAZ  564      
737-242 A Austin TX AUSTTXHOXCX  558      
956-553 A Harlingen TX HRLNTXHGXMX  568      

Last updated: Fri, 13 May 2022 22:16:13 UTC

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