Local Calling Guide
Area code/prefix search
NPA: 989
[Rate centres in NPA 989]
[Dial plan for NPA 989]
NXX: 455
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 989-455
| A |
Vassar |
MI |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
|
|
| 989-455
| 0 |
Vassar |
MI |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2010-04-12 |
|
| 989-455
| 1 |
Vassar |
MI |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2010-09-11 |
|
| 989-455
| 2 |
Vassar |
MI |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2011-07-09 |
|
| 989-455
| 3 |
Vassar |
MI |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2012-10-14 |
|
| 989-455
| 4 |
Vassar |
MI |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2014-07-27 |
|
| 989-455
| 5 |
Vassar |
MI |
SGNWMIATX0X |
516C AT&T CORP. |
344 |
|
2012-12-03 |
|
| 989-455
| 6 |
Vassar |
MI |
SGNWMIACDS1 |
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
344 |
|
2014-05-03 |
|
| 989-455
| 7 |
Vassar |
MI |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2013-04-05 |
|
| 989-455
| 8 |
Vassar |
MI |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2016-03-28 |
|
| 989-455
| 9 |
Vassar |
MI |
SGNWMIFADS1 |
3535 ACD TELECOM, INC. - MI |
344 |
|
2011-09-05 |
|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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