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.

Clark Fork, ID

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
208-266 A CLFKIDXXRS1  4321 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 960      
208-266 0 CLFKIDXXRS1  4321 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 960      
208-266 1 CLFKIDXXRS1  4321 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 960      
208-266 2 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2012-12-16   
208-266 3 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2012-12-16   
208-266 4 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2013-01-22   
208-266 5 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2021-02-11   
208-266 6 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2020-01-27   
208-266 7 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2007-10-22   
208-266 8 CRALIDXX7MD  073H TELNYX LLC 960   2020-06-01   
208-266 9 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2021-02-11   
986-671 A CRALIDXXX7X  689F ONVOY, LLC - ID 960      
986-671 0   515J IP HORIZON LLC 960   2022-06-10   
986-671 1 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2021-06-11   
986-671 6 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2021-05-26   
986-671 7 CRALIDXXX7X  689F ONVOY, LLC - ID 960   2021-05-26   
986-671 8 CRALIDXX7MD  073H TELNYX LLC 960   2023-05-01   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.