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.

OCN: 3816 PROJECT MUTUAL TEL. COOP. ASSN., INC. - ID

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
208-510 A Boise ID BOISIDMAXGY  652      
208-510 1 Boise ID   652   2020-02-07   
208-679 A Burley ID RPRTIDXCDS1  652      
208-679 0 Burley ID   652      
208-679 1 Burley ID   652      
208-679 2 Burley ID   652      
208-679 3 Burley ID   652      
208-679 4 Burley ID   652      
208-814 A Twin Falls ID TWFLIDSGDS0  652      
208-814 0 Twin Falls ID   652   2010-02-18   
208-814 1 Twin Falls ID   652   2010-02-18   
208-814 2 Twin Falls ID   652   2010-02-18   
208-814 3 Twin Falls ID   652   2010-02-18   
208-814 4 Twin Falls ID   652   2010-02-18   
208-814 5 Twin Falls ID   652   2010-02-18   
208-814 6 Twin Falls ID   652   2010-02-18   
208-814 7 Twin Falls ID   652   2010-02-18   
208-814 8 Twin Falls ID   652   2010-02-18   
208-814 9 Twin Falls ID   652   2010-02-18   
208-878 A Burley ID RPRTIDXCDS1  652      
208-933 A Twin Falls ID TWFLIDSGDS0  652      
208-933 0 Twin Falls ID   652   2010-02-26   
208-933 1 Twin Falls ID   652      
208-933 2 Twin Falls ID   652      
208-933 3 Twin Falls ID   652      
208-933 4 Twin Falls ID   652      
208-933 7 Twin Falls ID   652      
208-933 9 Twin Falls ID   652      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.