Local Calling Guide

Area code/prefix search

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OCN: 145J TERRA NOVA TELECOM INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
405-448 9 Chickasha OK   536   2023-11-15   
405-454 0 Harrah OK   536   2025-02-14   
405-483 4 Union City OK   536   2025-07-17   
405-489 7 Cement OK   536   2020-12-15   
405-506 2 Bethany OK   536   2024-12-05   
405-518 1 Wheatland OK   536   2020-05-14   
405-545 5 Colony OK   536   2025-07-10   
405-551 4 Oklahoma City OK   536   2020-05-14   
405-586 2 Meridian OK   536   2020-05-14   
405-592 2 Holdenville OK   536   2021-10-05   
405-617 8 Shawnee OK   536   2024-05-26   
405-695 4 Shawnee OK   536   2023-02-17   
405-728 9 Bethany OK   536   2025-08-29   
405-741 9 Midwest City OK   536   2023-08-10   
405-746 9 Seminole OK   536   2024-04-23   
405-771 7 Spencer OK   536   2025-07-12   
405-777 5 Shawnee OK   536   2020-05-14   
405-782 8 Bethany OK   536   2020-05-14   
405-784 9 Asher OK   536   2025-07-10   
405-788 3 Shawnee OK   536   2023-11-15   
405-858 8 Britton OK   536   2025-08-29   
405-865 3 Carney OK   536   2021-11-07   
405-868 2 Bethany OK   536   2023-04-27   
405-890 0 Stella OK   536   2025-07-17   
405-988 9 McLoud OK   536   2025-07-12   
405-991 1 Lindsay OK   536   2025-07-12   
405-993 9 Choctaw OK   536   2025-07-10   
406-213 2 Colstrip MT   650   2022-12-17   
406-225 5 Boulder MT   648   2025-10-09   
406-228 5 Glasgow MT   650   2025-08-29   
406-235 2 Wolf Creek MT   648   2025-10-09   
406-242 2 Thompson Falls MT   648   2025-10-06   
406-247 9 Billings MT   650   2021-09-28   
406-278 2 Conrad MT   648   2025-10-09   
406-310 0 Butte MT   648   2025-10-09   
406-318 0 Billings MT   650   2025-09-09   
406-318 1 Billings MT   650   2024-12-05   
406-318 3 Billings MT   650   2023-06-24   
406-321 7 Columbus MT   650   2021-09-28   
406-330 3 Clinton MT   648   2025-10-06   
406-331 1 Roundup MT   650   2025-08-29   
406-332 2 Pablo MT   648   2025-10-09   
406-333 3 Livingston MT   650   2020-11-19   
406-340 0 Lima MT   648   2025-10-09   
406-343 3 Wyola MT   650   2025-08-29   
406-345 4 Glendive MT   650   2021-01-21   
406-371 0 Billings MT   650   2022-05-05   
406-391 4 Cut Bank MT   648   2025-10-09   
406-399 9 South Havre MT   648   2025-10-06   
406-425 6 Red Lodge MT   650   2023-02-17   

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

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