Local Calling Guide
Area code/prefix search
NPA: 406
[Rate centres in NPA 406]
[Dial plan for NPA 406]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-478
| 8 |
Sidney |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2015-06-05 |
|
| 406-478
| 9 |
Sidney |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2010-11-06 |
|
| 406-479
| A |
Butte |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-479
| 0 |
Butte |
MT |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2022-01-02 |
|
| 406-479
| 1 |
Butte |
MT |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2022-12-12 |
|
| 406-479
| 2 |
Butte |
MT |
GRFLMTMAKMD |
624H ONVOY SPECTRUM, LLC |
648 |
|
2023-11-27 |
|
| 406-479
| 3 |
Butte |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2012-05-04 |
|
| 406-479
| 4 |
Butte |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2013-03-12 |
|
| 406-479
| 5 |
Butte |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-479
| 6 |
Butte |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-479
| 7 |
Butte |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-479
| 8 |
Butte |
MT |
|
939H COMMIO, LLC |
648 |
|
2023-08-17 |
|
| 406-479
| 9 |
Butte |
MT |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2022-08-08 |
|
| 406-480
| A |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-480
| 0 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-480
| 1 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-480
| 2 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-480
| 3 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-480
| 4 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-480
| 5 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-480
| 6 |
Sidney |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2009-02-13 |
|
| 406-480
| 7 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2012-06-04 |
|
| 406-480
| 8 |
Sidney |
MT |
BLNGMT937MD |
197D VONAGE AMERICA LLC |
650 |
|
2022-07-18 |
|
| 406-480
| 9 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-481
| A |
Missoula |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-481
| 0 |
Missoula |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2023-08-05 |
|
| 406-481
| 1 |
Missoula |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2023-09-03 |
|
| 406-481
| 2 |
Missoula |
MT |
GRFLMTMA69Z |
490J DISH WIRELESS, LLC |
648 |
|
2023-08-21 |
|
| 406-481
| 3 |
Missoula |
MT |
GRFLMTMA69Z |
490J DISH WIRELESS, LLC |
648 |
|
2023-12-18 |
|
| 406-481
| 4 |
Missoula |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2023-09-28 |
|
| 406-481
| 5 |
Missoula |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2023-12-09 |
|
| 406-481
| 6 |
Missoula |
MT |
|
6529 T-MOBILE USA, INC. |
648 |
|
2024-02-02 |
|
| 406-481
| 7 |
Missoula |
MT |
|
6529 T-MOBILE USA, INC. |
648 |
|
2024-02-02 |
|
| 406-481
| 8 |
Missoula |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2023-09-28 |
|
| 406-481
| 9 |
Missoula |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2023-09-28 |
|
| 406-482
| A |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-482
| 1 |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-482
| 2 |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-482
| 3 |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-482
| 4 |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-482
| 5 |
Sidney |
MT |
|
145J TERRA NOVA TELECOM INC. |
650 |
|
2020-11-19 |
|
| 406-482
| 6 |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-482
| 7 |
Sidney |
MT |
BLNGMT939MD |
145J TERRA NOVA TELECOM INC. |
650 |
|
2022-11-03 |
|
| 406-482
| 8 |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-482
| 9 |
Sidney |
MT |
SDNYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-483
| A |
Dagmar |
MT |
DGMRMTXCRS1 |
2247 NEMONT TEL COOP INC |
650 |
|
|
|
| 406-484
| A |
Crooked Creek |
MT |
BASNWYXCDS1 |
2296 TRI-COUNTY TEL. ASSN., INC. |
654 |
|
|
|
| 406-484
| 0 |
Crooked Creek |
MT |
BASNWYXCDS1 |
2296 TRI-COUNTY TEL. ASSN., INC. |
654 |
|
|
|
| 406-484
| 2 |
Crooked Creek |
MT |
BASNWYXCDS1 |
2296 TRI-COUNTY TEL. ASSN., INC. |
654 |
|
|
|
| 406-484
| 6 |
Crooked Creek |
MT |
BASNWYXCDS1 |
2296 TRI-COUNTY TEL. ASSN., INC. |
654 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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