Local Calling Guide
Area code/prefix search
Charlevoix, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 231-237
| A |
CHVXMIMNRS0 |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-237
| 0 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-237
| 1 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-237
| 2 |
|
543C ONVOY, LLCV - MI |
348 |
|
2012-06-01 |
|
| 231-237
| 3 |
|
3535 ACD TELECOM, INC. - MI |
348 |
|
2004-10-23 |
|
| 231-237
| 4 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-11-18 |
|
| 231-237
| 5 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2007-03-09 |
|
| 231-237
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2015-09-16 |
|
| 231-237
| 7 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2015-12-21 |
|
| 231-237
| 8 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2018-06-21 |
|
| 231-237
| 9 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-289
| A |
GDRPMIBL00Z |
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
|
|
| 231-289
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2018-09-17 |
|
| 231-289
| 1 |
|
543C ONVOY, LLCV - MI |
348 |
|
2022-12-29 |
|
| 231-289
| 2 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-18 |
|
| 231-289
| 3 |
|
7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
348 |
|
2020-08-03 |
|
| 231-289
| 4 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2025-02-24 |
|
| 231-289
| 5 |
|
543C ONVOY, LLCV - MI |
348 |
|
2023-04-06 |
|
| 231-289
| 6 |
|
543C ONVOY, LLCV - MI |
348 |
|
2023-08-12 |
|
| 231-289
| 7 |
|
543C ONVOY, LLCV - MI |
348 |
|
2023-07-08 |
|
| 231-289
| 8 |
|
543C ONVOY, LLCV - MI |
348 |
|
2022-03-04 |
|
| 231-289
| 9 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2018-11-18 |
|
| 231-308
| A |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
348 |
|
|
|
| 231-437
| A |
GDRPMIBL31Z |
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
348 |
|
|
|
| 231-437
| 0 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
348 |
|
|
|
| 231-437
| 1 |
|
543C ONVOY, LLCV - MI |
348 |
|
2016-03-21 |
|
| 231-437
| 2 |
|
516C AT&T CORP. |
348 |
|
2011-08-23 |
|
| 231-437
| 3 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
348 |
|
2007-02-25 |
|
| 231-437
| 4 |
|
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
348 |
|
2007-12-11 |
|
| 231-437
| 5 |
|
543C ONVOY, LLCV - MI |
348 |
|
2013-04-01 |
|
| 231-437
| 6 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
348 |
|
2014-08-09 |
|
| 231-437
| 7 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2014-09-01 |
|
| 231-437
| 8 |
|
543C ONVOY, LLCV - MI |
348 |
|
2020-11-14 |
|
| 231-437
| 9 |
|
543C ONVOY, LLCV - MI |
348 |
|
2020-11-14 |
|
| 231-520
| A |
GDRPMIBLX8Z |
2550 123.NET, LLC |
348 |
|
|
|
| 231-547
| A |
CHVXMIMNRS0 |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-552
| A |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
348 |
|
2025-09-21 |
|
| 231-552
| 2 |
|
145J TERRA NOVA TELECOM INC. |
348 |
|
2025-10-12 |
|
| 231-552
| 9 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
348 |
|
2025-09-21 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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