Local Calling Guide
Area code/prefix search
NPA: 406
[Rate centres in NPA 406]
[Dial plan for NPA 406]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-890
| 8 |
Kalispell |
MT |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2010-05-03 |
|
| 406-890
| 9 |
Kalispell |
MT |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2010-09-04 |
|
| 406-891
| A |
Baker |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-891
| 0 |
Baker |
MT |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-891
| 1 |
Baker |
MT |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-891
| 4 |
Baker |
MT |
|
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2024-07-12 |
|
| 406-892
| A |
Columbia Falls |
MT |
CLFLMTXCRS0 |
2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK |
648 |
|
|
|
| 406-893
| A |
Peerless |
MT |
PRLSMTXCRS1 |
2247 NEMONT TEL COOP INC |
650 |
|
|
|
| 406-893
| 4 |
Peerless |
MT |
|
2247 NEMONT TEL COOP INC |
650 |
|
|
|
| 406-893
| 7 |
Peerless |
MT |
|
443B SAGEBRUSH CELLULAR, INC. |
650 |
|
|
|
| 406-894
| A |
Billings |
MT |
BLNGMT934MD |
939H COMMIO, LLC |
650 |
|
|
|
| 406-894
| 0 |
Billings |
MT |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2017-09-27 |
|
| 406-894
| 1 |
Billings |
MT |
|
939H COMMIO, LLC |
650 |
|
2022-09-11 |
|
| 406-894
| 2 |
Billings |
MT |
|
792K CHARTER IP ENABLED SERVICES, LLC |
650 |
|
2014-09-30 |
|
| 406-894
| 3 |
Billings |
MT |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2022-09-04 |
|
| 406-894
| 4 |
Billings |
MT |
|
939H COMMIO, LLC |
650 |
|
2019-10-27 |
|
| 406-894
| 5 |
Billings |
MT |
|
6529 T-MOBILE USA, INC. |
650 |
|
2024-03-23 |
|
| 406-894
| 6 |
Billings |
MT |
|
6529 T-MOBILE USA, INC. |
650 |
|
2024-03-23 |
|
| 406-894
| 7 |
Billings |
MT |
|
7830 MID-RIVERS TELEPHONE COOPERATIVE, INC. |
650 |
|
2019-02-28 |
|
| 406-894
| 8 |
Billings |
MT |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2022-07-04 |
|
| 406-894
| 9 |
Billings |
MT |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2021-05-23 |
|
| 406-895
| A |
Outlook |
MT |
OTLKMTXCRS1 |
2247 NEMONT TEL COOP INC |
650 |
|
|
|
| 406-895
| 2 |
Outlook |
MT |
|
2247 NEMONT TEL COOP INC |
650 |
|
|
|
| 406-895
| 7 |
Outlook |
MT |
|
443B SAGEBRUSH CELLULAR, INC. |
650 |
|
|
|
| 406-896
| A |
Billings |
MT |
BLNGMTMADS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-897
| A |
Columbia Falls |
MT |
KLSLMTAZ1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
|
|
| 406-897
| 0 |
Columbia Falls |
MT |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2021-11-18 |
|
| 406-897
| 1 |
Columbia Falls |
MT |
|
986F WESTERN MONTANA COMMUNITYTEL INC. - MT |
648 |
|
2023-01-20 |
|
| 406-897
| 2 |
Columbia Falls |
MT |
|
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
2006-04-21 |
|
| 406-897
| 3 |
Columbia Falls |
MT |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2014-02-07 |
|
| 406-897
| 4 |
Columbia Falls |
MT |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2011-09-30 |
|
| 406-897
| 5 |
Columbia Falls |
MT |
|
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
2015-11-12 |
|
| 406-897
| 6 |
Columbia Falls |
MT |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-24 |
|
| 406-897
| 7 |
Columbia Falls |
MT |
|
453F ONVOY, LLC - MT |
648 |
|
2007-03-09 |
|
| 406-897
| 8 |
Columbia Falls |
MT |
|
453F ONVOY, LLC - MT |
648 |
|
2011-07-17 |
|
| 406-897
| 9 |
Columbia Falls |
MT |
|
453F ONVOY, LLC - MT |
648 |
|
2015-12-10 |
|
| 406-898
| A |
Bozeman |
MT |
BZMNMTEF2MD |
792K CHARTER IP ENABLED SERVICES, LLC |
650 |
|
|
|
| 406-898
| 0 |
Bozeman |
MT |
|
453F ONVOY, LLC - MT |
650 |
|
2021-07-05 |
|
| 406-898
| 1 |
Bozeman |
MT |
|
792K CHARTER IP ENABLED SERVICES, LLC |
650 |
|
2009-05-22 |
|
| 406-898
| 2 |
Bozeman |
MT |
|
453F ONVOY, LLC - MT |
650 |
|
2019-11-18 |
|
| 406-898
| 3 |
Bozeman |
MT |
|
453F ONVOY, LLC - MT |
650 |
|
2019-11-18 |
|
| 406-898
| 4 |
Bozeman |
MT |
|
453F ONVOY, LLC - MT |
650 |
|
2019-11-18 |
|
| 406-898
| 5 |
Bozeman |
MT |
|
453F ONVOY, LLC - MT |
650 |
|
2019-11-18 |
|
| 406-898
| 6 |
Bozeman |
MT |
|
478J NUSO, LLC |
650 |
|
2024-01-08 |
|
| 406-898
| 7 |
Bozeman |
MT |
|
6529 T-MOBILE USA, INC. |
650 |
|
2022-02-25 |
|
| 406-898
| 8 |
Bozeman |
MT |
|
6529 T-MOBILE USA, INC. |
650 |
|
2022-09-17 |
|
| 406-898
| 9 |
Bozeman |
MT |
|
453F ONVOY, LLC - MT |
650 |
|
2021-07-05 |
|
| 406-899
| A |
Great Falls |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-900
| A |
Ennis |
MT |
MSSLMTMA0MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
|
|
| 406-900
| 0 |
Ennis |
MT |
|
509K LIVEWIRE TELECOM, LLC |
648 |
|
2025-03-18 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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