Local Calling Guide
Area code/prefix search
Middleton, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 989-236
| A |
MDTNMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
344 |
|
|
|
| 989-236
| 0 |
|
2550 123.NET, LLC |
344 |
|
2005-09-03 |
|
| 989-236
| 1 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
344 |
|
2009-09-26 |
|
| 989-236
| 2 |
|
145J TERRA NOVA TELECOM INC. |
344 |
|
2025-06-05 |
|
| 989-236
| 3 |
|
691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI |
344 |
|
2011-01-07 |
|
| 989-236
| 4 |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
344 |
|
2011-04-18 |
|
| 989-236
| 5 |
|
0695 FRONTIER NORTH, INC. - MI |
344 |
|
|
|
| 989-236
| 7 |
|
0695 FRONTIER NORTH, INC. - MI |
344 |
|
|
|
| 989-236
| 8 |
|
0127 WINN TELEPHONE COMPANY DBA WINN TELECOM - MI |
344 |
|
2016-01-10 |
|
| 989-943
| A |
SGNWMIATUMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
344 |
|
|
|
| 989-943
| 0 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
344 |
|
|
|
| 989-943
| 2 |
|
624H ONVOY SPECTRUM, LLC |
344 |
|
2023-05-30 |
|
| 989-943
| 3 |
|
543C ONVOY, LLCV - MI |
344 |
|
2013-03-15 |
|
| 989-943
| 4 |
|
543C ONVOY, LLCV - MI |
344 |
|
2021-03-05 |
|
| 989-943
| 5 |
|
543C ONVOY, LLCV - MI |
344 |
|
2021-03-05 |
|
| 989-943
| 7 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
2015-05-07 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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