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.

Switch: BOISIDPZ5MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
208-254 8 Pocatello ID 939H COMMIO, LLC 652   2024-02-12   
208-280 5 Twin Falls ID 939H COMMIO, LLC 652   2022-07-29   
208-309 9 Ketchum ID 939H COMMIO, LLC 652   2022-07-28   
208-427 1 Pocatello ID 939H COMMIO, LLC 652   2024-02-12   
208-540 3 Pocatello ID 939H COMMIO, LLC 652   2021-10-14   
208-540 4 Pocatello ID 939H COMMIO, LLC 652   2021-10-14   
208-540 5 Pocatello ID 939H COMMIO, LLC 652   2021-10-14   
208-540 6 Pocatello ID 939H COMMIO, LLC 652   2021-10-14   
208-540 7 Pocatello ID 939H COMMIO, LLC 652   2021-10-14   
458-276 0 Ontario OR 939H COMMIO, LLC 652   2022-07-29   
986-204 9 Caldwell ID 939H COMMIO, LLC 652   2022-11-19   
986-206 1 Nampa ID 939H COMMIO, LLC 652   2021-10-26   
986-206 2 Nampa ID 939H COMMIO, LLC 652   2021-10-26   
986-206 3 Nampa ID 939H COMMIO, LLC 652   2021-10-26   
986-206 8 Nampa ID 939H COMMIO, LLC 652   2021-10-26   
986-206 9 Nampa ID 939H COMMIO, LLC 652   2021-10-26   
986-219 0 Idaho Falls ID 939H COMMIO, LLC 652   2022-07-29   
986-222 5 Rigby ID 939H COMMIO, LLC 652   2022-11-19   
986-274 0 Nampa ID 939H COMMIO, LLC 652   2024-03-18   
986-274 1 Nampa ID 939H COMMIO, LLC 652   2024-03-18   
986-313 0 Burley ID 939H COMMIO, LLC 652   2022-07-29   
986-867 A Boise ID 939H COMMIO, LLC 652      
986-867 5 Boise ID 939H COMMIO, LLC 652   2019-07-06   
986-977 0 Boise River ID 939H COMMIO, LLC 652   2021-06-26   
986-977 1 Boise River ID 939H COMMIO, LLC 652   2021-06-26   
986-977 2 Boise River ID 939H COMMIO, LLC 652   2021-06-26   
986-977 3 Boise River ID 939H COMMIO, LLC 652   2021-06-26   
986-977 8 Boise River ID 939H COMMIO, LLC 652   2024-02-12   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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