Local Calling Guide

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OCN: 073H TELNYX LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
406-216 6 Great Falls MT   648   2023-05-13   
406-221 0 Butte MT   648   2024-02-16   
406-221 8 Butte MT   648   2020-08-07   
406-226 1 East Glacier Park MT   648   2020-08-09   
406-235 5 Wolf Creek MT   648   2020-08-13   
406-235 8 Wolf Creek MT   648   2022-01-18   
406-290 6 Columbus MT   650   2020-09-27   
406-298 6 Columbus MT   650   2017-03-31   
406-298 8 Columbus MT   650   2019-11-20   
406-302 2 Wolf Creek MT   648   2022-05-08   
406-306 8 Manhattan MT   650   2018-07-25   
406-306 9 Manhattan MT   650   2020-01-17   
406-308 0 Cascade MT   648   2020-08-07   
406-309 7 Kalispell MT   648   2020-08-13   
406-313 9 Boulder MT   648   2020-08-07   
406-315 0 Great Falls MT   648   2021-03-04   
406-317 A Missoula MT GRFLMTMAHMD  648      
406-317 4 Missoula MT   648   2020-01-16   
406-318 2 Billings MT   650   2023-01-09   
406-319 1 Polson MT   648   2020-08-13   
406-324 9 Helena MT   648   2020-08-13   
406-356 1 Forsyth MT   650   2018-07-25   
406-359 0 Glendive MT   650   2018-07-25   
406-380 8 Lewistown MT   648   2020-08-13   
406-387 0 Hungry Horse MT   648   2020-08-13   
406-415 9 Deer Lodge MT   648   2020-08-07   
406-418 0 Cooke City MT   650   2019-10-21   
406-419 0 Victor MT   648   2020-08-13   
406-424 0 Shelby MT   648   2020-08-13   
406-438 8 Helena MT   648   2023-12-09   
406-438 9 Helena MT   648   2023-12-09   
406-445 6 Red Lodge MT   650   2017-03-31   
406-476 0 Dutton MT   648   2020-08-09   
406-501 1 Whitehall MT   648   2020-08-13   
406-505 1 Conrad MT   648   2020-08-07   
406-508 0 Frenchtown MT   648   2020-08-13   
406-512 0 Boulder MT   648   2023-07-16   
406-518 8 Gallatin Gateway MT   650   2019-10-04   
406-521 8 Townsend MT   648   2020-08-13   
406-536 8 Bozeman MT   650   2025-09-19   
406-548 9 Bozeman MT   650   2017-03-31   
406-550 8 Missoula MT   648   2023-02-24   
406-550 9 Missoula MT   648   2023-02-24   
406-558 0 Helena MT   648   2024-10-27   
406-559 8 Anaconda MT   648   2020-08-07   
406-571 9 Finley Point MT   648   2020-08-09   
406-574 0 Silvertip MT   654   2018-07-25   
406-604 9 Great Falls MT   648   2023-08-25   
406-605 A Butte MT MSSLMTMAEMD  648      
406-605 0 Butte MT   648   2021-06-09   
406-612 9 Swan Lake MT   648   2020-08-13   
406-614 0 Bigfork MT   648   2020-12-31   
406-616 8 Three Forks MT   650   2018-07-25   
406-617 7 Billings MT   650   2025-02-17   
406-623 3 Hardin MT   650   2017-03-31   
406-625 1 Stevensville MT   648   2020-08-13   
406-630 0 Sidney MT   650   2017-03-31   
406-631 0 Elmo MT   648   2020-08-09   
406-635 0 Terry MT   650   2018-07-25   
406-640 9 West Yellowstone MT   650   2018-07-25   
406-643 1 North Parkman MT   654   2018-07-25   
406-692 9 Yellow Bay MT   648   2020-08-13   
406-693 3 Warm Springs MT   648   2020-08-13   
406-703 A Columbus MT BLNGMTWE0MD  650      
406-703 0 Columbus MT   650   2021-07-16   
406-709 9 Lakeside MT   648   2020-08-13   
406-719 0 Fromberg MT   650   2019-10-21   
406-720 9 Colstrip MT   650   2018-07-25   
406-729 0 Wilsall MT   650   2018-07-25   
406-730 0 Whitefish MT   648   2020-08-13   
406-732 0 St Mary MT   648   2020-08-13   
406-742 0 Fairview MT   650   2018-07-25   
406-743 6 Laurel MT   650   2017-03-31   
406-749 8 Colstrip MT   650   2024-09-12   
406-795 0 Wibaux MT   650   2018-07-25   
406-800 9 Bridger MT   650   2018-07-25   
406-802 1 Hamilton MT   648   2020-08-13   
406-804 0 Gardiner MT   650   2019-10-21   
406-807 0 East Glacier Park MT   648   2021-06-25   
406-808 0 Havre MT   648   2020-08-13   
406-813 9 Belgrade MT   650   2017-03-31   
406-820 9 Olney MT   648   2020-08-13   
406-821 5 Darby MT   648   2020-08-07   
406-831 A Billings MT BLNGMT933MD  650      
406-831 1 Billings MT   650   2017-02-11   
406-845 0 Cut Bank MT   648   2020-08-07   
406-852 8 Miles City MT   650   2017-03-31   
406-854 0 Marion MT   648   2020-08-13   
406-857 0 Somers MT   648   2020-08-13   
406-858 9 Kalispell MT   648   2022-11-27   
406-865 8 Dillon MT   648   2020-08-07   
406-888 3 West Glacier MT   648   2020-08-13   
406-905 8 Joliet MT   650   2018-07-25   
406-909 1 Columbia Falls MT   648   2020-08-07   
406-936 1 Clyde Park MT   650   2018-07-25   
406-946 9 Livingston MT   650   2017-03-31   
406-982 8 Yellow Bay MT   648   2025-02-03   
407-305 0 Kissimmee FL   45808   2019-12-03   
407-358 0 Apopka FL   45808   2020-07-10   
407-392 9 Geneva FL   45806   2017-06-16   

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

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