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
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-995
| 1 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 2 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 3 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 4 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 5 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 6 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 7 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 8 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-995
| 9 |
Big Sky |
MT |
BGSYMTXCDS0 |
2255 3 RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-996
| A |
Helena |
MT |
HLNAMTHH5MD |
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
|
|
| 406-996
| 1 |
Helena |
MT |
HLNAMTHH5MD |
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
2011-03-10 |
|
| 406-997
| A |
Fromberg |
MT |
BLNGMTWEMMD |
7421 AT&T - LOCAL |
650 |
|
2024-03-09 |
|
| 406-997
| 0 |
Fromberg |
MT |
BLNGMTWEDMD |
624H ONVOY SPECTRUM, LLC |
650 |
|
2024-03-22 |
|
| 406-997
| 9 |
Fromberg |
MT |
BLNGMTWEMMD |
7421 AT&T - LOCAL |
650 |
|
2024-03-09 |
|
| 406-998
| A |
Billings |
MT |
BLNGMT93DS0 |
588H AIRUS, INC. - MT |
650 |
|
|
|
| 406-998
| 0 |
Billings |
MT |
BLNGMT93DS0 |
588H AIRUS, INC. - MT |
650 |
|
2018-02-24 |
|
| 406-998
| 1 |
Billings |
MT |
BLNGMT93DS0 |
588H AIRUS, INC. - MT |
650 |
|
2015-10-17 |
|
| 406-998
| 2 |
Billings |
MT |
BLNGMT93DS0 |
588H AIRUS, INC. - MT |
650 |
|
2019-04-29 |
|
| 406-998
| 3 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2020-08-24 |
|
| 406-998
| 4 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2020-08-24 |
|
| 406-998
| 5 |
Billings |
MT |
BLNGMT93DS0 |
588H AIRUS, INC. - MT |
650 |
|
2020-03-27 |
|
| 406-998
| 6 |
Billings |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2020-01-05 |
|
| 406-998
| 7 |
Billings |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2019-09-06 |
|
| 406-998
| 8 |
Billings |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2016-02-05 |
|
| 406-998
| 9 |
Billings |
MT |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2015-12-04 |
|
| 406-999
| A |
Big Sky |
MT |
BZMNMTHZDS0 |
746D MONTANA OPTICOM, LLC - MT |
650 |
|
|
|
<< 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
Last updated: Sun, 01 Jun 2025 02:18:11 UTC
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