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 |
| 406-628
| 4 |
Laurel |
MT |
LARLMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-628
| 5 |
Laurel |
MT |
LARLMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-628
| 6 |
Laurel |
MT |
LARLMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-628
| 7 |
Laurel |
MT |
LARLMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-628
| 8 |
Laurel |
MT |
LARLMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-628
| 9 |
Laurel |
MT |
LARLMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-629
| A |
Hardin |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
|
|
| 406-629
| 0 |
Hardin |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-629
| 1 |
Hardin |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2012-12-17 |
|
| 406-629
| 2 |
Hardin |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2012-12-17 |
|
| 406-629
| 3 |
Hardin |
MT |
BLNGMTWEAMD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
650 |
|
2010-10-01 |
|
| 406-629
| 4 |
Hardin |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2019-09-15 |
|
| 406-629
| 5 |
Hardin |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2019-09-15 |
|
| 406-629
| 6 |
Hardin |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2023-04-18 |
|
| 406-629
| 7 |
Hardin |
MT |
|
624H ONVOY SPECTRUM, LLC |
650 |
|
2024-03-22 |
|
| 406-629
| 8 |
Hardin |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2023-11-22 |
|
| 406-629
| 9 |
Hardin |
MT |
BLNGMTMARMD |
357E YMAX COMMUNICATIONS CORP. - MT |
650 |
|
2011-04-04 |
|
| 406-630
| A |
Sidney |
MT |
BLNGMTWE6MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
|
|
| 406-630
| 0 |
Sidney |
MT |
BLNGMT933MD |
073H TELNYX LLC |
650 |
|
2017-03-31 |
|
| 406-630
| 1 |
Sidney |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2016-09-10 |
|
| 406-630
| 2 |
Sidney |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2013-04-30 |
|
| 406-630
| 3 |
Sidney |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2021-12-04 |
|
| 406-630
| 4 |
Sidney |
MT |
BLNGMTWE6MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2005-04-09 |
|
| 406-630
| 5 |
Sidney |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2006-10-20 |
|
| 406-630
| 6 |
Sidney |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2019-09-15 |
|
| 406-630
| 7 |
Sidney |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2011-10-24 |
|
| 406-630
| 8 |
Sidney |
MT |
BLNGMT93DS0 |
588H AIRUS, INC. - MT |
650 |
|
2018-03-02 |
|
| 406-630
| 9 |
Sidney |
MT |
BLNGMT93DS0 |
588H AIRUS, INC. - MT |
650 |
|
2020-03-27 |
|
| 406-631
| A |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
|
|
| 406-631
| 0 |
Elmo |
MT |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2020-08-09 |
|
| 406-631
| 1 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-631
| 2 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-631
| 3 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-631
| 4 |
Elmo |
MT |
CHRLMT010MD |
986F WESTERN MONTANA COMMUNITYTEL INC. - MT |
648 |
|
2013-07-20 |
|
| 406-631
| 5 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-631
| 6 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-11-08 |
|
| 406-631
| 7 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2007-09-21 |
|
| 406-631
| 8 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2011-04-06 |
|
| 406-631
| 9 |
Elmo |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-632
| A |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 1 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 2 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 3 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 4 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 5 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 6 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 7 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-632
| 8 |
Harlowton |
MT |
BLNGMTWE6MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2019-01-11 |
|
| 406-632
| 9 |
Harlowton |
MT |
WSSPMTXCDS0 |
3310 TRIANGLE TEL. COOP. ASSN., INC. |
650 |
|
|
|
| 406-633
| A |
Laurel |
MT |
PRCYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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