Local Calling Guide
Area code/prefix search
Howard City, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 231-636
| A |
GDRPMIBLX8Z |
2550 123.NET, LLC |
348 |
|
|
|
| 231-636
| 0 |
GDRPMIBLX8Z |
2550 123.NET, LLC |
348 |
|
|
|
| 231-636
| 1 |
GDRPMIBL00Z |
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2020-04-18 |
|
| 231-636
| 2 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2017-05-19 |
|
| 231-636
| 3 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2013-03-18 |
|
| 231-636
| 4 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-636
| 5 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-636
| 7 |
TRCYMIMNWMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2015-09-15 |
|
| 231-636
| 8 |
MSKGMIXKQMD |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-19 |
|
| 231-648
| A |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
|
|
| 231-648
| 2 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2022-06-01 |
|
| 231-648
| 3 |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2006-01-05 |
|
| 231-648
| 5 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2022-06-01 |
|
| 231-648
| 6 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
348 |
|
2007-02-25 |
|
| 231-648
| 7 |
BRSPMI09AMD |
490J DISH WIRELESS, LLC |
348 |
|
2024-06-14 |
|
| 231-648
| 8 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2022-04-17 |
|
| 231-695
| A |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
348 |
|
|
|
| 231-937
| A |
HWCYMIXGDS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-937
| 0 |
GDRPMIBLXTZ |
3535 ACD TELECOM, INC. - MI |
348 |
|
2005-02-11 |
|
| 231-937
| 1 |
MSKGMIXKFMD |
691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI |
348 |
|
2014-07-15 |
|
| 231-937
| 2 |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-07-17 |
|
| 231-937
| 3 |
|
145J TERRA NOVA TELECOM INC. |
348 |
|
2025-07-12 |
|
| 231-937
| 4 |
HWCYMIXGDS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-937
| 5 |
HWCYMIXGDS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-937
| 6 |
HWCYMIXGDS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-937
| 7 |
HWCYMIXGDS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-937
| 8 |
HWCYMIXGDS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-937
| 9 |
HWCYMIXGDS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
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|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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