Local Calling Guide
Area code/prefix search
Townsend, MT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-266
| A |
TWNSMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-266
| 0 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
2019-06-14 |
|
| 406-266
| 1 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
2010-11-06 |
|
| 406-266
| 3 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-266
| 4 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-266
| 5 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-266
| 6 |
|
453F ONVOY, LLC - MT |
648 |
|
2021-07-08 |
|
| 406-266
| 7 |
|
453F ONVOY, LLC - MT |
648 |
|
2007-03-19 |
|
| 406-266
| 9 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-521
| A |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-521
| 0 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-521
| 1 |
|
453F ONVOY, LLC - MT |
648 |
|
2012-12-17 |
|
| 406-521
| 2 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2019-01-17 |
|
| 406-521
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
648 |
|
2017-08-07 |
|
| 406-521
| 4 |
|
453F ONVOY, LLC - MT |
648 |
|
2019-09-15 |
|
| 406-521
| 5 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2019-06-21 |
|
| 406-521
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-24 |
|
| 406-521
| 7 |
|
453F ONVOY, LLC - MT |
648 |
|
2011-10-24 |
|
| 406-521
| 8 |
|
073H TELNYX LLC |
648 |
|
2020-08-13 |
|
| 406-521
| 9 |
|
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-949
| A |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-949
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-949
| 1 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-949
| 2 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-949
| 3 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-949
| 4 |
|
145J TERRA NOVA TELECOM INC. |
648 |
|
2025-10-11 |
|
| 406-980
| A |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-980
| 0 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-980
| 1 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-980
| 5 |
|
624H ONVOY SPECTRUM, LLC |
648 |
|
2025-01-02 |
|
| 406-980
| 6 |
|
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-980
| 7 |
|
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2023-02-27 |
|
| 406-980
| 8 |
|
453F ONVOY, LLC - MT |
648 |
|
2020-11-08 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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