Local Calling Guide
Area code/prefix search
Wolf Creek, MT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-235
| A |
WLCKMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-235
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
2011-04-21 |
|
| 406-235
| 1 |
|
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2006-11-08 |
|
| 406-235
| 2 |
|
145J TERRA NOVA TELECOM INC. |
648 |
|
2025-10-09 |
|
| 406-235
| 3 |
|
453F ONVOY, LLC - MT |
648 |
|
2023-08-20 |
|
| 406-235
| 4 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-235
| 5 |
|
073H TELNYX LLC |
648 |
|
2020-08-13 |
|
| 406-235
| 6 |
|
624H ONVOY SPECTRUM, LLC |
648 |
|
2025-01-02 |
|
| 406-235
| 7 |
|
453F ONVOY, LLC - MT |
648 |
|
2007-03-19 |
|
| 406-235
| 8 |
|
073H TELNYX LLC |
648 |
|
2022-01-18 |
|
| 406-235
| 9 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-302
| A |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
|
|
| 406-302
| 0 |
|
453F ONVOY, LLC - MT |
648 |
|
2012-12-17 |
|
| 406-302
| 1 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
2015-04-03 |
|
| 406-302
| 2 |
|
073H TELNYX LLC |
648 |
|
2022-05-08 |
|
| 406-302
| 3 |
|
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2019-06-28 |
|
| 406-302
| 4 |
|
453F ONVOY, LLC - MT |
648 |
|
2019-09-15 |
|
| 406-302
| 5 |
|
453F ONVOY, LLC - MT |
648 |
|
2019-09-15 |
|
| 406-302
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-31 |
|
| 406-302
| 7 |
|
453F ONVOY, LLC - MT |
648 |
|
2011-11-28 |
|
| 406-302
| 8 |
|
453F ONVOY, LLC - MT |
648 |
|
2019-10-28 |
|
| 406-302
| 9 |
|
453F ONVOY, LLC - MT |
648 |
|
2020-01-03 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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