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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
831-244 5 Big Sur CA 939H COMMIO, LLC 736      
831-260 0 Soledad CA 939H COMMIO, LLC 736      
831-283 A Carmel Valley CA 939H COMMIO, LLC 736      
831-283 0 Carmel Valley CA 939H COMMIO, LLC 736      
831-283 1 Carmel Valley CA 939H COMMIO, LLC 736      
831-301 1 San Juan CA 939H COMMIO, LLC 736      
831-302 3 San Lucas CA 939H COMMIO, LLC 736      
831-306 1 Chualar CA 939H COMMIO, LLC 736      
831-309 3 Carmel CA 939H COMMIO, LLC 736      
831-388 1 Greenfield (Monterey) CA 939H COMMIO, LLC 736      
831-597 5 Salinas CA 939H COMMIO, LLC 736      
831-597 7 Salinas CA 939H COMMIO, LLC 736      
831-597 8 Salinas CA 939H COMMIO, LLC 736      
831-788 0 Salinas CA 939H COMMIO, LLC 736      
831-788 1 Salinas CA 939H COMMIO, LLC 736      
831-867 A Monterey CA 939H COMMIO, LLC 736      
831-867 5 Monterey CA 939H COMMIO, LLC 736      

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

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