Local Calling Guide
Area code/prefix search
Havre, MT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-262
| A |
HAVRMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-262
| 0 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2015-09-10 |
|
| 406-262
| 1 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-262
| 2 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-262
| 3 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-262
| 4 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-262
| 5 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-262
| 6 |
|
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2023-01-13 |
|
| 406-262
| 7 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
2006-03-04 |
|
| 406-262
| 8 |
|
453F ONVOY, LLC - MT |
648 |
|
2006-10-19 |
|
| 406-262
| 9 |
|
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-265
| A |
HAVRMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-344
| A |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-344
| 0 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2018-01-12 |
|
| 406-344
| 1 |
|
453F ONVOY, LLC - MT |
648 |
|
2020-04-04 |
|
| 406-344
| 2 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2018-01-20 |
|
| 406-344
| 3 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2016-09-11 |
|
| 406-344
| 4 |
|
453F ONVOY, LLC - MT |
648 |
|
2019-09-15 |
|
| 406-344
| 5 |
|
453F ONVOY, LLC - MT |
648 |
|
2020-01-03 |
|
| 406-344
| 6 |
|
453F ONVOY, LLC - MT |
648 |
|
2019-09-15 |
|
| 406-344
| 7 |
|
453F ONVOY, LLC - MT |
648 |
|
2020-01-03 |
|
| 406-344
| 8 |
|
453F ONVOY, LLC - MT |
648 |
|
2019-10-28 |
|
| 406-344
| 9 |
|
453F ONVOY, LLC - MT |
648 |
|
2020-06-05 |
|
| 406-400
| A |
HAVRMTXCDS1 |
958H TRIANGLE COMMUNICATION SYSTEM, INC. - MT- |
648 |
|
|
|
| 406-400
| 0 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 1 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 2 |
|
958H TRIANGLE COMMUNICATION SYSTEM, INC. - MT- |
648 |
|
2017-06-18 |
|
| 406-400
| 3 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 4 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 5 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 6 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 7 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 8 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-07-31 |
|
| 406-400
| 9 |
|
453F ONVOY, LLC - MT |
648 |
|
2017-09-18 |
|
| 406-808
| A |
HLNAMTMAUMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
|
|
| 406-808
| 0 |
|
073H TELNYX LLC |
648 |
|
2020-08-13 |
|
| 406-808
| 3 |
|
771G TELEPORT COMMUNICATIONS AMERICA MT - LLC |
648 |
|
2016-03-21 |
|
| 406-808
| 4 |
|
624H ONVOY SPECTRUM, LLC |
648 |
|
2024-12-27 |
|
| 406-808
| 6 |
|
453F ONVOY, LLC - MT |
648 |
|
2021-04-21 |
|
| 406-808
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-24 |
|
| 406-808
| 8 |
|
453F ONVOY, LLC - MT |
648 |
|
2021-04-21 |
|
| 406-808
| 9 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2022-08-12 |
|
| 406-879
| A |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-879
| 0 |
|
453F ONVOY, LLC - MT |
648 |
|
2021-07-05 |
|
| 406-879
| 1 |
|
453F ONVOY, LLC - MT |
648 |
|
2021-07-05 |
|
| 406-879
| 2 |
|
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-879
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
648 |
|
2010-01-28 |
|
| 406-879
| 4 |
|
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-879
| 5 |
|
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-879
| 6 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
2010-11-06 |
|
| 406-879
| 7 |
|
453F ONVOY, LLC - MT |
648 |
|
2012-12-13 |
|
| 406-879
| 9 |
|
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2013-03-29 |
|
| 406-945
| A |
MSSLMTAG5MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-945
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-945
| 1 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-945
| 2 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-945
| 3 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-945
| 4 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-945
| 5 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
|
|
| 406-945
| 7 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
648 |
|
2006-06-08 |
|
| 406-945
| 8 |
|
145J TERRA NOVA TELECOM INC. |
648 |
|
2025-10-11 |
|
| 406-945
| 9 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
2008-11-21 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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