Local Calling Guide
Area code/prefix search
Baker, MT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-778
| A |
WGLNMTXCDS2 |
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-778
| 1 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2018-12-17 |
|
| 406-778
| 2 |
|
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-778
| 3 |
|
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-778
| 4 |
|
145J TERRA NOVA TELECOM INC. |
650 |
|
2025-06-07 |
|
| 406-778
| 5 |
|
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-778
| 6 |
|
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-778
| 7 |
|
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-778
| 8 |
|
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-778
| 9 |
|
2246 MID-RIVERS TEL. COOP., INC. |
650 |
|
|
|
| 406-891
| A |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-891
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-891
| 1 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-891
| 4 |
|
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
650 |
|
2024-07-12 |
|
| 406-956
| A |
BLNGMTMAMMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
|
|
| 406-956
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
650 |
|
2010-12-17 |
|
| 406-978
| A |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-978
| 2 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-978
| 3 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
|
|
| 406-978
| 9 |
|
145J TERRA NOVA TELECOM INC. |
650 |
|
2026-01-04 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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