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 |
| 406-220
| 3 |
Livingston |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-220
| 4 |
Livingston |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-220
| 5 |
Livingston |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2022-02-25 |
|
| 406-220
| 6 |
Livingston |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2021-12-04 |
|
| 406-220
| 7 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2023-12-19 |
|
| 406-220
| 8 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2021-05-20 |
|
| 406-220
| 9 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2021-08-20 |
|
| 406-221
| A |
Butte |
MT |
HLNAMTMAKMD |
7421 AT&T - LOCAL |
648 |
|
|
|
| 406-221
| 0 |
Butte |
MT |
|
073H TELNYX LLC |
648 |
|
2024-02-16 |
|
| 406-221
| 1 |
Butte |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-221
| 2 |
Butte |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-221
| 3 |
Butte |
MT |
HLNAMTMAMMD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
648 |
|
2007-05-16 |
|
| 406-221
| 4 |
Butte |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-221
| 5 |
Butte |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-221
| 6 |
Butte |
MT |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
2010-11-05 |
|
| 406-221
| 7 |
Butte |
MT |
HLNAMTHHPS1 |
008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] |
648 |
|
2008-08-09 |
|
| 406-221
| 8 |
Butte |
MT |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2020-08-07 |
|
| 406-221
| 9 |
Butte |
MT |
HLNAMTMAKMD |
7421 AT&T - LOCAL |
648 |
|
|
|
| 406-222
| A |
Livingston |
MT |
LVTNMTMADS0 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-223
| A |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-224
| A |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-224
| 0 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-224
| 1 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-224
| 2 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-224
| 3 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2009-12-07 |
|
| 406-224
| 4 |
Livingston |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2010-02-20 |
|
| 406-224
| 5 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2010-06-07 |
|
| 406-224
| 6 |
Livingston |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2021-07-05 |
|
| 406-224
| 7 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2011-07-08 |
|
| 406-224
| 8 |
Livingston |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2011-04-29 |
|
| 406-224
| 9 |
Livingston |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2015-06-05 |
|
| 406-225
| A |
Boulder |
MT |
BLDRMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-225
| 0 |
Boulder |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-225
| 1 |
Boulder |
MT |
GRFLMTMAKMD |
624H ONVOY SPECTRUM, LLC |
648 |
|
2021-11-14 |
|
| 406-225
| 2 |
Boulder |
MT |
HLNAMTMANMD |
357E YMAX COMMUNICATIONS CORP. - MT |
648 |
|
2009-09-30 |
|
| 406-225
| 3 |
Boulder |
MT |
BLDRMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-225
| 4 |
Boulder |
MT |
BLDRMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-225
| 5 |
Boulder |
MT |
HLNAMTMANMD |
357E YMAX COMMUNICATIONS CORP. - MT |
648 |
|
2009-02-17 |
|
| 406-225
| 6 |
Boulder |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2022-10-29 |
|
| 406-225
| 7 |
Boulder |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2007-03-19 |
|
| 406-225
| 8 |
Boulder |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2022-10-29 |
|
| 406-225
| 9 |
Boulder |
MT |
BLDRMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-226
| A |
East Glacier Park |
MT |
EGPKMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-226
| 0 |
East Glacier Park |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2019-10-28 |
|
| 406-226
| 1 |
East Glacier Park |
MT |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2020-08-09 |
|
| 406-226
| 2 |
East Glacier Park |
MT |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2019-09-15 |
|
| 406-226
| 3 |
East Glacier Park |
MT |
MSSLMTMA0MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2023-02-27 |
|
| 406-226
| 4 |
East Glacier Park |
MT |
EGPKMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-226
| 5 |
East Glacier Park |
MT |
EGPKMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-226
| 6 |
East Glacier Park |
MT |
HLNAMTMAUMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-24 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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