Local Calling Guide
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Switch: GRFLMTMA
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| GRFLMTMA01T | ||
| GRFLMTMA02W | GREAT FALLS | |
| GRFLMTMA03T | GREAT FALLS | |
| GRFLMTMA5MD | 994E BANDWIDTH.COM CLEC, LLC - MT | |
| GRFLMTMA69Z | 490J BOOST SUBSCRIBERCO L.L.C. | |
| GRFLMTMA7MD | 453F ONVOY, LLC - MT | |
| GRFLMTMADMD | ||
| GRFLMTMADS0 | GREAT FALLS | 9636 QWEST CORPORATION |
| GRFLMTMADS3 | 588H AIRUS, INC. - MT | |
| GRFLMTMAGMD | 6529 T-MOBILE USA, INC. | |
| GRFLMTMAGMD | 5562 METROPCS, INC. | |
| GRFLMTMAHG1 | 3924 3 RIVERS TELEPHONE COOPERATIVE, INC. - MT | |
| GRFLMTMAHMD | 073H TELNYX LLC | |
| GRFLMTMAIMD | ||
| GRFLMTMAJMD | ||
| GRFLMTMAKMD | 624H ONVOY SPECTRUM, LLC | |
| GRFLMTMALMD | 965H FRACTEL, LLC | |
| GRFLMTMANMD | 515J IP HORIZON LLC | |
| GRFLMTMAPMD | 506J TWILIO INTERNATIONAL, INC. | |
| GRFLMTMARS0 | GREAT FALLS | 7870 BLACKFOOT COMMUNICATIONS, INC. - MT |
| GRFLMTMASMD | 622J SKYE TELECOM LLC DBA SKYETEL | |
| GRFLMTMAUMD | 318J COMCAST IP PHONE, LLC | |
| GRFLMTMAWMD | 321J HD CARRIER LLC | |
| GRFLMTMAX0X | 425J CSC WIRELESS, LLC | |
| GRFLMTMAX2X | ||
| GRFLMTMAX4X | ||
| GRFLMTMAX5X | ||
| GRFLMTMAX7X | 114J EXIANT COMMUNICATIONS LLC | |
| GRFLMTMAXMD | 743G WIDE VOICE, LLC - MT | |
| GRFLMTMAYMD | 145J TERRA NOVA TELECOM INC. | |
| GRFLMTMAZMD | 700J WAVENATION, LLC |
Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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