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 |
| 406-799
| 4 |
Great Falls |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-799
| 5 |
Great Falls |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-799
| 6 |
Great Falls |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-799
| 7 |
Great Falls |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-799
| 8 |
Great Falls |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-799
| 9 |
Great Falls |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-800
| A |
Bridger |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
|
|
| 406-800
| 0 |
Bridger |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2014-01-10 |
|
| 406-800
| 1 |
Bridger |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2015-03-21 |
|
| 406-800
| 2 |
Bridger |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2021-03-07 |
|
| 406-800
| 3 |
Bridger |
MT |
|
145J TERRA NOVA TELECOM INC. |
650 |
|
2022-08-03 |
|
| 406-800
| 4 |
Bridger |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2020-11-10 |
|
| 406-800
| 5 |
Bridger |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2020-11-10 |
|
| 406-800
| 6 |
Bridger |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2021-06-12 |
|
| 406-800
| 7 |
Bridger |
MT |
BLNGMTWE8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
650 |
|
2016-08-10 |
|
| 406-800
| 8 |
Bridger |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2014-01-10 |
|
| 406-800
| 9 |
Bridger |
MT |
BLNGMT933MD |
073H TELNYX LLC |
650 |
|
2018-07-25 |
|
| 406-802
| A |
Hamilton |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-802
| 0 |
Hamilton |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2021-12-14 |
|
| 406-802
| 1 |
Hamilton |
MT |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2020-08-13 |
|
| 406-802
| 2 |
Hamilton |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2019-05-24 |
|
| 406-802
| 3 |
Hamilton |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-02-23 |
|
| 406-802
| 4 |
Hamilton |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2015-07-17 |
|
| 406-802
| 5 |
Hamilton |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2019-10-28 |
|
| 406-802
| 6 |
Hamilton |
MT |
MSSLMTMA0MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2015-09-10 |
|
| 406-802
| 7 |
Hamilton |
MT |
HLNAMTMAUMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-24 |
|
| 406-802
| 8 |
Hamilton |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
2022-03-20 |
|
| 406-802
| 9 |
Hamilton |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-804
| A |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
|
|
| 406-804
| 0 |
Gardiner |
MT |
BLNGMT933MD |
073H TELNYX LLC |
650 |
|
2019-10-21 |
|
| 406-804
| 1 |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2021-07-05 |
|
| 406-804
| 2 |
Gardiner |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2023-09-21 |
|
| 406-804
| 3 |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2021-03-07 |
|
| 406-804
| 4 |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2019-10-20 |
|
| 406-804
| 5 |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2019-10-20 |
|
| 406-804
| 6 |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2020-01-05 |
|
| 406-804
| 7 |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2020-01-05 |
|
| 406-804
| 8 |
Gardiner |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2021-03-07 |
|
| 406-804
| 9 |
Gardiner |
MT |
BLNGMTMAXMD |
6529 T-MOBILE USA, INC. |
650 |
|
2023-08-21 |
|
| 406-807
| A |
East Glacier Park |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
|
|
| 406-807
| 0 |
East Glacier Park |
MT |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2021-06-25 |
|
| 406-807
| 7 |
East Glacier Park |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-08-28 |
|
| 406-807
| 8 |
East Glacier Park |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-06-24 |
|
| 406-808
| A |
Havre |
MT |
HLNAMTMAUMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
|
|
| 406-808
| 0 |
Havre |
MT |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2020-08-13 |
|
| 406-808
| 3 |
Havre |
MT |
MSSLMTMAYMD |
771G TELEPORT COMMUNICATIONS AMERICA MT - LLC |
648 |
|
2016-03-21 |
|
| 406-808
| 6 |
Havre |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-04-21 |
|
| 406-808
| 7 |
Havre |
MT |
HLNAMTMAUMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-24 |
|
| 406-808
| 8 |
Havre |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-04-21 |
|
| 406-808
| 9 |
Havre |
MT |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2022-08-12 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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