Local Calling Guide
Area code/prefix search
West Yellowstone, MT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-640
| A |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
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| 406-640
| 0 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-640
| 1 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-640
| 2 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-640
| 3 |
|
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2010-02-20 |
|
| 406-640
| 4 |
|
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2011-01-10 |
|
| 406-640
| 5 |
|
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2022-02-12 |
|
| 406-640
| 6 |
|
453F ONVOY, LLC - MT |
650 |
|
2021-07-08 |
|
| 406-640
| 7 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2022-06-18 |
|
| 406-640
| 8 |
|
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2014-03-31 |
|
| 406-640
| 9 |
|
073H TELNYX LLC |
650 |
|
2018-07-25 |
|
| 406-641
| A |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-641
| 0 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-641
| 1 |
|
453F ONVOY, LLC - MT |
650 |
|
2012-12-17 |
|
| 406-641
| 2 |
|
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2015-06-05 |
|
| 406-641
| 3 |
|
453F ONVOY, LLC - MT |
650 |
|
2019-09-15 |
|
| 406-641
| 4 |
|
453F ONVOY, LLC - MT |
650 |
|
2020-11-10 |
|
| 406-641
| 5 |
|
453F ONVOY, LLC - MT |
650 |
|
2019-09-15 |
|
| 406-641
| 6 |
|
624H ONVOY SPECTRUM, LLC |
650 |
|
2025-02-17 |
|
| 406-641
| 7 |
|
453F ONVOY, LLC - MT |
650 |
|
2011-10-24 |
|
| 406-641
| 8 |
|
453F ONVOY, LLC - MT |
650 |
|
2021-03-07 |
|
| 406-641
| 9 |
|
453F ONVOY, LLC - MT |
650 |
|
2021-03-07 |
|
| 406-646
| A |
WYLWMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-646
| 0 |
|
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-646
| 1 |
|
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-646
| 2 |
|
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2004-11-13 |
|
| 406-646
| 3 |
|
453F ONVOY, LLC - MT |
650 |
|
2007-03-19 |
|
| 406-646
| 4 |
|
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-646
| 5 |
|
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-646
| 6 |
|
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2009-02-13 |
|
| 406-646
| 7 |
|
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-646
| 8 |
|
453F ONVOY, LLC - MT |
650 |
|
2023-08-20 |
|
| 406-646
| 9 |
|
9636 QWEST CORPORATION |
650 |
|
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|
Last updated: Thu, 01 Jan 2026 03:59:49 UTC
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