Local Calling Guide
Area code/prefix search
Mackinaw City, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 231-319
| A |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
348 |
|
|
|
| 231-427
| A |
GDRPMIBL15Z |
516C AT&T CORP. |
348 |
|
|
|
| 231-427
| 0 |
|
543C ONVOY, LLCV - MI |
348 |
|
2013-01-03 |
|
| 231-427
| 1 |
|
116F PENINSULA FIBER NETWORK, LLC - MI |
348 |
|
2015-06-18 |
|
| 231-427
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2012-06-01 |
|
| 231-427
| 3 |
|
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
348 |
|
2016-10-10 |
|
| 231-427
| 4 |
|
543C ONVOY, LLCV - MI |
348 |
|
2013-03-18 |
|
| 231-427
| 5 |
|
543C ONVOY, LLCV - MI |
348 |
|
2016-03-23 |
|
| 231-427
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2015-09-15 |
|
| 231-427
| 7 |
|
516C AT&T CORP. |
348 |
|
2011-10-01 |
|
| 231-427
| 8 |
|
543C ONVOY, LLCV - MI |
348 |
|
2016-03-23 |
|
| 231-427
| 9 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2015-12-24 |
|
| 231-436
| A |
MCCYMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-436
| 0 |
|
3535 ACD TELECOM, INC. - MI |
348 |
|
2005-02-11 |
|
| 231-436
| 1 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-07-17 |
|
| 231-436
| 2 |
|
829J PAETEC ITEL, LLC |
348 |
|
2004-02-10 |
|
| 231-436
| 3 |
|
145J TERRA NOVA TELECOM INC. |
348 |
|
2021-01-19 |
|
| 231-436
| 4 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-436
| 5 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-436
| 6 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
348 |
|
2008-05-15 |
|
| 231-436
| 7 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-436
| 8 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-436
| 9 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-635
| A |
GDRPMIBLX8Z |
2550 123.NET, LLC |
348 |
|
|
|
| 231-977
| A |
BRSPMI095MD |
965H FRACTEL, LLC |
348 |
|
|
|
| 231-977
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2021-09-11 |
|
| 231-977
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-05-10 |
|
| 231-977
| 5 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-19 |
|
| 231-977
| 7 |
|
965H FRACTEL, LLC |
348 |
|
2020-04-13 |
|
| 231-977
| 8 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-03-27 |
|
| 231-977
| 9 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2023-10-28 |
|
Last updated: Thu, 01 Jan 2026 03:59:49 UTC
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