Local Calling Guide
Area code/prefix search
Elmo, MT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-631
| A |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
|
|
| 406-631
| 0 |
GRFLMTMAHMD |
073H TELNYX LLC |
648 |
|
2020-08-09 |
|
| 406-631
| 1 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-631
| 2 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-631
| 3 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2012-12-10 |
|
| 406-631
| 4 |
CHRLMT010MD |
986F WESTERN MONTANA COMMUNITYTEL INC. - MT |
648 |
|
2013-07-20 |
|
| 406-631
| 5 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-631
| 6 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2020-11-08 |
|
| 406-631
| 7 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2007-09-21 |
|
| 406-631
| 8 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2011-04-06 |
|
| 406-631
| 9 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-03-07 |
|
| 406-849
| A |
ELMOMTXCRS0 |
2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK |
648 |
|
|
|
| 406-849
| 0 |
MSSLMTMACMD |
6529 T-MOBILE USA, INC. |
648 |
|
2021-02-27 |
|
| 406-849
| 1 |
MSSLMTMACMD |
6529 T-MOBILE USA, INC. |
648 |
|
2021-02-27 |
|
| 406-849
| 2 |
GRFLMTMA7MD |
453F ONVOY, LLC - MT |
648 |
|
2021-07-05 |
|
| 406-849
| 3 |
MSSLMTMA0MD |
9415 LEVEL 3 COMMUNICATIONS, LLC - MT |
648 |
|
2023-02-27 |
|
| 406-849
| 4 |
MSSLMTMACMD |
6529 T-MOBILE USA, INC. |
648 |
|
2023-09-12 |
|
| 406-849
| 5 |
ELMOMTXCRS0 |
2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK |
648 |
|
|
|
| 406-849
| 6 |
ELMOMTXCRS0 |
2249 CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK |
648 |
|
|
|
| 406-849
| 7 |
HLNAMTMAUMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
648 |
|
2014-05-24 |
|
| 406-849
| 8 |
MSSLMTMACMD |
6529 T-MOBILE USA, INC. |
648 |
|
2023-01-05 |
|
| 406-849
| 9 |
MSSLMTMACMD |
6529 T-MOBILE USA, INC. |
648 |
|
2023-12-13 |
|
Last updated: Sun, 27 Apr 2025 12:48:38 UTC
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