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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Kemah, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
832-864 5 DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2020-10-04   
832-864 6 HSTNTXJAXGY  516J TON80 COMMUNICATIONS, LLC 560   2021-08-09   
832-864 7 DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2020-10-04   
832-864 8 DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2016-04-08   
832-864 9 DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2016-04-08   

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

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