Local Calling Guide
Area code/prefix search
NPA: 406
[Rate centres in NPA 406]
[Dial plan for NPA 406]
NXX: 290
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-290
| A |
Columbus |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
|
|
| 406-290
| 0 |
Columbus |
MT |
BLNGMTWE6MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2007-12-17 |
|
| 406-290
| 1 |
Columbus |
MT |
BLNGMTWE6MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2008-01-28 |
|
| 406-290
| 2 |
Columbus |
MT |
BLNGMTWE6MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2008-02-04 |
|
| 406-290
| 3 |
Columbus |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2015-05-31 |
|
| 406-290
| 4 |
Columbus |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2010-11-05 |
|
| 406-290
| 5 |
Columbus |
MT |
BLNGMT93PS1 |
008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] |
650 |
|
2011-03-27 |
|
| 406-290
| 6 |
Columbus |
MT |
BLNGMTWE9MD |
073H TELNYX LLC |
650 |
|
2020-09-27 |
|
| 406-290
| 7 |
Columbus |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2007-05-06 |
|
| 406-290
| 8 |
Columbus |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2018-06-07 |
|
| 406-290
| 9 |
Columbus |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2008-11-26 |
|
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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