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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 725

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-725 A Reno TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-725 0 Reno TX   145J TERRA NOVA TELECOM INC. 552   2021-09-26   
817-725 1 Reno TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-17   
817-725 2 Reno TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-10-10   
817-725 3 Reno TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-17   
817-725 4 Reno TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-12-14   
817-725 5 Reno TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-12-14   
817-725 6 Reno TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-12-14   
817-725 7 Reno TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-03-15   
817-725 8 Reno TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-03-15   
817-725 9 Reno TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2021-12-11   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.