Local Calling Guide
Area code/prefix search
Carson City, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 989-338
| A |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
|
|
| 989-338
| 0 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2016-07-30 |
|
| 989-338
| 1 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2021-07-17 |
|
| 989-338
| 2 |
ALMAMIXGOMD |
624H ONVOY SPECTRUM, LLC |
344 |
|
2023-05-30 |
|
| 989-338
| 3 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2021-08-22 |
|
| 989-338
| 8 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2021-06-18 |
|
| 989-338
| 9 |
ALMAMIXGFMD |
543C ONVOY, LLCV - MI |
344 |
|
2023-08-26 |
|
| 989-584
| A |
CRCYMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
344 |
|
|
|
| 989-584
| 0 |
CRCYMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
344 |
|
|
|
| 989-584
| 1 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2013-03-15 |
|
| 989-584
| 2 |
SGNWMIECXQX |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
2012-09-03 |
|
| 989-584
| 3 |
CRCYMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
344 |
|
|
|
| 989-584
| 4 |
SGNWMIFAZMD |
2550 123.NET, LLC |
344 |
|
2003-03-08 |
|
| 989-584
| 5 |
SGNWMIFADS1 |
3535 ACD TELECOM, INC. - MI |
344 |
|
2011-09-05 |
|
| 989-584
| 6 |
CRCYMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
344 |
|
|
|
| 989-584
| 7 |
OWSOMIXH7MD |
691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI |
344 |
|
2005-09-19 |
|
| 989-584
| 8 |
MNPLMICFDS1 |
0127 WINN TELEPHONE COMPANY DBA WINN TELECOM - MI |
344 |
|
2006-09-29 |
|
| 989-584
| 9 |
SGNWMIFAXCY |
508J CENTURYLINK COMMUNICATIONS, LLC |
344 |
|
2016-02-25 |
|
| 989-905
| A |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
344 |
|
|
|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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