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: 945

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-945 A Fort Worth TX KLLRTX02DS2  4009 MILLENNIUM TELCOM, LLC DBA ONESOURCE COMM. - TX 552      
817-945 0 Fort Worth TX KLLRTX02DS2  4009 MILLENNIUM TELCOM, LLC DBA ONESOURCE COMM. - TX 552      
817-945 1 Fort Worth TX FTWPTXZPPS0  353D CHARTER FIBERLINK TX-CCO, LLC - TX 552      
817-945 2 Fort Worth TX FTWPTXZPPS0  353D CHARTER FIBERLINK TX-CCO, LLC - TX 552      
817-945 3 Fort Worth TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-945 4 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
817-945 5 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
817-945 6 Fort Worth TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-945 7 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
817-945 8 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
817-945 9 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.