Local Calling Guide
Area code/prefix search
Cascade, MT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-308
| A |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
|
|
| 406-308
| 0 |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2020-08-07 |
|
| 406-308
| 1 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-11-08 |
|
| 406-308
| 2 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-01-03 |
|
| 406-308
| 3 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-06-05 |
|
| 406-308
| 4 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-01-03 |
|
| 406-308
| 5 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2019-10-28 |
|
| 406-308
| 6 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2019-09-15 |
|
| 406-308
| 7 |
|
624H ONVOY SPECTRUM, LLC |
648 |
|
2025-02-02 |
|
| 406-308
| 8 |
MSSLMTMA0MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2023-04-24 |
|
| 406-308
| 9 |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2020-11-03 |
|
| 406-468
| A |
CSCDMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-468
| 0 |
CSCDMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-468
| 1 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-468
| 2 |
CSCDMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-468
| 3 |
CSCDMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-468
| 4 |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2023-01-26 |
|
| 406-468
| 5 |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2011-09-30 |
|
| 406-468
| 6 |
HLNAMTHH5MD |
792K CHARTER IP ENABLED SERVICES, LLC |
648 |
|
2020-09-05 |
|
| 406-468
| 7 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2007-03-19 |
|
| 406-468
| 8 |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2013-09-12 |
|
| 406-468
| 9 |
CSCDMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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