Local Calling Guide
Area code/prefix search
Helena, MT
<< 1 2 3 4 5
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
406-603
| A |
HLNAMTHO3MD |
7870 BLACKFOOT COMMUNICATIONS, INC. - MT |
648 |
|
|
|
406-603
| 0 |
HLNAMTMAX1X |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
648 |
|
2014-07-12 |
|
406-603
| 4 |
HLNAMTHO3MD |
7870 BLACKFOOT COMMUNICATIONS, INC. - MT |
648 |
|
2013-12-30 |
|
406-634
| A |
HLNAMTMAX0X |
7421 AT&T - LOCAL |
648 |
|
|
|
406-634
| 3 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-09-06 |
|
406-634
| 4 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-09-06 |
|
406-634
| 5 |
GRFLMTMA69Z |
490J DISH WIRELESS, LLC |
648 |
|
2023-08-21 |
|
406-634
| 6 |
GRFLMTMA69Z |
490J DISH WIRELESS, LLC |
648 |
|
2023-12-18 |
|
406-634
| 9 |
HLNAMTMAX0X |
7421 AT&T - LOCAL |
648 |
|
|
|
406-841
| A |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 0 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 1 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 2 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 3 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 4 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 5 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 7 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 8 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-841
| 9 |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-916
| A |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
|
|
406-916
| 1 |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2022-08-27 |
|
406-916
| 2 |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2021-03-12 |
|
406-916
| 3 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-11-30 |
|
406-916
| 4 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-11-30 |
|
406-916
| 5 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-11-30 |
|
406-916
| 6 |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2020-07-30 |
|
406-916
| 7 |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2019-03-18 |
|
406-916
| 8 |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2017-05-25 |
|
406-916
| 9 |
HLNAMTMAWMD |
6529 T-MOBILE USA, INC. |
648 |
|
2017-05-25 |
|
406-933
| A |
CLNCMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-933
| 5 |
CLNCMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-933
| 8 |
CLNCMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-933
| 9 |
CLNCMTMARS1 |
9636 QWEST CORPORATION |
648 |
|
|
|
406-992
| A |
HLNAMTMANMD |
357E YMAX COMMUNICATIONS CORP. - MT |
648 |
|
|
|
406-992
| 0 |
HLNAMTMANMD |
357E YMAX COMMUNICATIONS CORP. - MT |
648 |
|
2008-10-10 |
|
406-992
| 1 |
HLNAMTMANMD |
357E YMAX COMMUNICATIONS CORP. - MT |
648 |
|
2008-10-10 |
|
406-992
| 2 |
HLNAMTMANMD |
357E YMAX COMMUNICATIONS CORP. - MT |
648 |
|
2008-10-10 |
|
406-992
| 4 |
HLNAMTMANMD |
357E YMAX COMMUNICATIONS CORP. - MT |
648 |
|
2010-10-18 |
|
406-996
| A |
HLNAMTHHPS1 |
008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] |
648 |
|
|
|
406-996
| 1 |
HLNAMTHHPS1 |
008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] |
648 |
|
2011-03-10 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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