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: BOISIDMAXIX

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
208-501 2 Boise ID 689F ONVOY, LLC - ID 652   2013-01-26   
208-504 A Caldwell ID 689F ONVOY, LLC - ID 652      
208-504 0 Caldwell ID 689F ONVOY, LLC - ID 652   2016-04-18   
208-504 1 Caldwell ID 689F ONVOY, LLC - ID 652   2016-04-18   
208-505 9 Nampa ID 689F ONVOY, LLC - ID 652   2012-09-26   
208-506 2 Boise ID 689F ONVOY, LLC - ID 652   2019-06-07   
208-506 3 Boise ID 689F ONVOY, LLC - ID 652   2019-06-07   
208-506 5 Boise ID 689F ONVOY, LLC - ID 652   2019-06-07   
208-515 7 Boise ID 689F ONVOY, LLC - ID 652   2009-11-19   
208-516 1 Idaho Falls ID 689F ONVOY, LLC - ID 652   2017-06-22   
208-516 2 Idaho Falls ID 689F ONVOY, LLC - ID 652   2016-03-18   
208-516 3 Idaho Falls ID 689F ONVOY, LLC - ID 652   2016-03-18   
208-516 4 Idaho Falls ID 689F ONVOY, LLC - ID 652   2016-04-23   
208-516 5 Idaho Falls ID 689F ONVOY, LLC - ID 652   2016-04-23   
208-519 7 Boise ID 689F ONVOY, LLC - ID 652   2017-03-14   
208-530 7 Pocatello ID 689F ONVOY, LLC - ID 652   2024-01-07   
208-534 7 Idaho Falls ID 689F ONVOY, LLC - ID 652   2010-03-07   
208-536 8 Twin Falls ID 689F ONVOY, LLC - ID 652   2017-06-22   
208-537 0 Twin Falls ID 689F ONVOY, LLC - ID 652   2025-04-07   
208-537 1 Twin Falls ID 689F ONVOY, LLC - ID 652   2024-02-23   
208-537 2 Twin Falls ID 689F ONVOY, LLC - ID 652   2012-12-16   
208-537 3 Twin Falls ID 689F ONVOY, LLC - ID 652   2012-12-16   
208-537 4 Twin Falls ID 689F ONVOY, LLC - ID 652   2012-12-16   
208-537 5 Twin Falls ID 689F ONVOY, LLC - ID 652   2012-12-16   
208-538 1 Idaho Falls ID 689F ONVOY, LLC - ID 652   2012-12-16   
208-540 8 Pocatello ID 689F ONVOY, LLC - ID 652   2024-02-19   
208-540 9 Pocatello ID 689F ONVOY, LLC - ID 652   2024-02-19   
208-543 3 Twin Falls ID 689F ONVOY, LLC - ID 652   2025-01-09   
208-544 4 Twin Falls ID 689F ONVOY, LLC - ID 652   2018-06-11   
208-544 5 Twin Falls ID 689F ONVOY, LLC - ID 652   2023-05-11   
208-545 A Boise ID 689F ONVOY, LLC - ID 652      
208-546 4 Nampa ID 689F ONVOY, LLC - ID 652   2008-09-08   
208-546 5 Nampa ID 689F ONVOY, LLC - ID 652   2008-09-08   
208-546 6 Nampa ID 689F ONVOY, LLC - ID 652   2008-09-08   
208-546 7 Nampa ID 689F ONVOY, LLC - ID 652   2008-07-25   
208-547 5 Pocatello ID 689F ONVOY, LLC - ID 652   2017-12-16   
208-547 6 Pocatello ID 689F ONVOY, LLC - ID 652   2017-12-16   
208-549 7 Weiser ID 689F ONVOY, LLC - ID 652   2006-10-21   
208-563 2 Boise ID 689F ONVOY, LLC - ID 652   2021-02-18   
208-563 3 Boise ID 689F ONVOY, LLC - ID 652   2021-02-18   
208-563 4 Boise ID 689F ONVOY, LLC - ID 652   2021-02-18   
208-563 5 Boise ID 689F ONVOY, LLC - ID 652   2021-02-18   
208-563 6 Boise ID 689F ONVOY, LLC - ID 652   2021-02-18   
208-565 2 Nampa ID 689F ONVOY, LLC - ID 652   2017-11-09   
208-565 3 Nampa ID 689F ONVOY, LLC - ID 652   2017-11-09   
208-567 A Boise ID 689F ONVOY, LLC - ID 652      
208-572 A Burley ID 689F ONVOY, LLC - ID 652      
208-572 1 Burley ID 689F ONVOY, LLC - ID 652   2024-01-07   
208-572 2 Burley ID 689F ONVOY, LLC - ID 652   2013-01-26   
208-572 4 Burley ID 689F ONVOY, LLC - ID 652   2013-01-26   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.