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
986-222 8 Rigby ID 689F ONVOY, LLC - ID 652   2023-09-01   
986-223 8 Grasmere-Riddle ID 689F ONVOY, LLC - ID 652   2023-07-22   
986-225 1 Marsing ID 689F ONVOY, LLC - ID 652   2023-07-23   
986-227 2 Donnelly ID 689F ONVOY, LLC - ID 652   2022-10-01   
986-231 2 Idaho Falls ID 689F ONVOY, LLC - ID 652   2022-12-03   
986-231 5 Idaho Falls ID 689F ONVOY, LLC - ID 652   2023-05-11   
986-232 1 Mountain Home ID 689F ONVOY, LLC - ID 652   2023-07-24   
986-232 4 Mountain Home ID 689F ONVOY, LLC - ID 652   2024-04-18   
986-232 5 Mountain Home ID 689F ONVOY, LLC - ID 652   2023-10-15   
986-232 6 Mountain Home ID 689F ONVOY, LLC - ID 652   2023-10-15   
986-232 7 Mountain Home ID 689F ONVOY, LLC - ID 652   2023-10-15   
986-232 8 Mountain Home ID 689F ONVOY, LLC - ID 652   2023-10-15   
986-232 9 Mountain Home ID 689F ONVOY, LLC - ID 652   2023-10-15   
986-233 0 Blackfoot ID 689F ONVOY, LLC - ID 652   2023-07-23   
986-233 8 Blackfoot ID 689F ONVOY, LLC - ID 652   2023-07-23   
986-233 9 Blackfoot ID 689F ONVOY, LLC - ID 652   2024-04-15   
986-239 1 Payette ID 689F ONVOY, LLC - ID 652   2023-07-23   
986-239 2 Payette ID 689F ONVOY, LLC - ID 652   2023-10-15   
986-239 3 Payette ID 689F ONVOY, LLC - ID 652   2023-10-15   
986-242 1 Aberdeen ID 689F ONVOY, LLC - ID 652   2023-07-24   
986-242 2 Aberdeen ID 689F ONVOY, LLC - ID 652   2022-03-17   
986-246 0 Leadore ID 689F ONVOY, LLC - ID 652   2023-07-24   
986-249 0 Idaho Falls ID 689F ONVOY, LLC - ID 652   2023-07-24   
986-249 1 Idaho Falls ID 689F ONVOY, LLC - ID 652   2023-07-24   
986-249 3 Idaho Falls ID 689F ONVOY, LLC - ID 652   2023-10-20   
986-249 4 Idaho Falls ID 689F ONVOY, LLC - ID 652   2023-10-20   
986-249 5 Idaho Falls ID 689F ONVOY, LLC - ID 652   2023-10-20   
986-256 A Boise ID 689F ONVOY, LLC - ID 652      
986-256 3 Boise ID 689F ONVOY, LLC - ID 652   2023-06-15   
986-256 6 Boise ID 689F ONVOY, LLC - ID 652   2023-06-16   
986-256 7 Boise ID 689F ONVOY, LLC - ID 652   2023-06-16   
986-256 8 Boise ID 689F ONVOY, LLC - ID 652   2023-06-16   
986-256 9 Boise ID 689F ONVOY, LLC - ID 652   2023-06-16   
986-266 A Nampa ID 689F ONVOY, LLC - ID 652      
986-266 0 Nampa ID 689F ONVOY, LLC - ID 652   2024-05-15   
986-266 2 Nampa ID 689F ONVOY, LLC - ID 652   2023-10-20   
986-266 3 Nampa ID 689F ONVOY, LLC - ID 652   2023-08-28   
986-266 4 Nampa ID 689F ONVOY, LLC - ID 652   2023-08-28   
986-266 6 Nampa ID 689F ONVOY, LLC - ID 652   2024-01-07   
986-266 8 Nampa ID 689F ONVOY, LLC - ID 652   2023-10-20   
986-267 A New Plymouth ID 689F ONVOY, LLC - ID 652      
986-267 3 New Plymouth ID 689F ONVOY, LLC - ID 652   2023-08-28   
986-269 A Boise ID 689F ONVOY, LLC - ID 652      
986-269 2 Boise ID 689F ONVOY, LLC - ID 652   2023-12-18   
986-269 3 Boise ID 689F ONVOY, LLC - ID 652   2023-12-18   
986-269 4 Boise ID 689F ONVOY, LLC - ID 652   2023-12-18   
986-269 8 Boise ID 689F ONVOY, LLC - ID 652   2024-07-29   
986-273 0 Boise ID 689F ONVOY, LLC - ID 652   2024-03-17   
986-274 5 Nampa ID 689F ONVOY, LLC - ID 652   2024-04-04   
986-274 6 Nampa ID 689F ONVOY, LLC - ID 652   2024-03-19   

<< 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 Much Phone Company

Like this site? We accept donations via PayPal.