Local Calling Guide
Area code/prefix search
Bay City, MI
1 2 3 4 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 989-225
| A |
SGNWMIFAXOY |
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
|
|
| 989-316
| A |
BYCYMIWSDS0 |
9323 MICHIGAN BELL TEL CO |
344 |
|
|
|
| 989-316
| 0 |
|
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2025-12-17 |
|
| 989-316
| 1 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
344 |
|
2008-03-24 |
|
| 989-316
| 2 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
344 |
|
2008-08-21 |
|
| 989-316
| 3 |
SGNWMIFAXWY |
624H ONVOY SPECTRUM, LLC |
344 |
|
2024-08-11 |
|
| 989-316
| 4 |
BYCYMIWSDS0 |
9323 MICHIGAN BELL TEL CO |
344 |
|
2007-09-05 |
|
| 989-316
| 5 |
SGNWMIFAXFY |
5562 METROPCS, INC. |
344 |
|
2008-09-08 |
|
| 989-316
| 6 |
SGNWMIFAXOY |
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2008-08-01 |
|
| 989-316
| 7 |
SGNWMIFAXNX |
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
344 |
|
2008-01-19 |
|
| 989-316
| 8 |
SGNWMIFAXFY |
5562 METROPCS, INC. |
344 |
|
2008-09-08 |
|
| 989-316
| 9 |
SGNWMIFAXFY |
5562 METROPCS, INC. |
344 |
|
2008-09-08 |
|
| 989-318
| A |
SGNWMIFAY0X |
425J CSC WIRELESS, LLC |
344 |
|
|
|
| 989-318
| 0 |
SGNWMIAC6MD |
939H COMMIO, LLC |
344 |
|
2022-09-26 |
|
| 989-318
| 1 |
SGNWMIFAXOY |
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2022-12-16 |
|
| 989-318
| 2 |
SGNWMIFAY0X |
425J CSC WIRELESS, LLC |
344 |
|
2020-08-24 |
|
| 989-318
| 3 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2020-11-13 |
|
| 989-318
| 4 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2020-11-13 |
|
| 989-318
| 5 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2020-11-13 |
|
| 989-318
| 6 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2020-11-14 |
|
| 989-318
| 7 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2020-11-14 |
|
| 989-318
| 8 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2023-08-26 |
|
| 989-318
| 9 |
SGNWMIFAXOY |
6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
344 |
|
2021-04-30 |
|
| 989-322
| A |
SGNWMIFAZMD |
2550 123.NET, LLC |
344 |
|
|
|
| 989-357
| A |
SGNWMIACFMD |
321J HD CARRIER LLC |
344 |
|
|
|
| 989-357
| 0 |
SGNWMIAC6MD |
939H COMMIO, LLC |
344 |
|
2021-07-24 |
|
| 989-357
| 1 |
SGNWMIAC6MD |
939H COMMIO, LLC |
344 |
|
2021-07-24 |
|
| 989-357
| 2 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2023-07-08 |
|
| 989-357
| 3 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2023-07-08 |
|
| 989-357
| 4 |
SGNWMIFAXFY |
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
344 |
|
2024-10-01 |
|
| 989-357
| 7 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2022-12-15 |
|
| 989-357
| 8 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2022-12-15 |
|
| 989-357
| 9 |
SGNWMIACFMD |
321J HD CARRIER LLC |
344 |
|
2020-11-21 |
|
| 989-391
| A |
SGNWMIACNMD |
732J NUSO, LLC |
344 |
|
|
|
| 989-391
| 0 |
SGNWMIECXQX |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
2006-12-07 |
|
| 989-391
| 1 |
SGNWMIECXQX |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
2006-12-07 |
|
| 989-391
| 3 |
SGNWMIFAX5X |
7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
344 |
|
2007-06-30 |
|
| 989-391
| 4 |
SGNWMIATX0X |
516C AT&T CORP. |
344 |
|
2007-03-20 |
|
| 989-391
| 5 |
SGNWMIECXQX |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
2006-12-17 |
|
| 989-391
| 6 |
SGNWMIACNMD |
732J NUSO, LLC |
344 |
|
2023-03-05 |
|
| 989-391
| 7 |
SGNWMIECXQX |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
344 |
|
2006-12-17 |
|
| 989-391
| 8 |
|
145J TERRA NOVA TELECOM INC. |
344 |
|
2021-12-02 |
|
| 989-391
| 9 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
344 |
|
2007-02-26 |
|
| 989-402
| A |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
|
|
| 989-402
| 0 |
SGNWMIFAXKX |
543C ONVOY, LLCV - MI |
344 |
|
2009-03-23 |
|
| 989-402
| 1 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
344 |
|
2010-02-21 |
|
| 989-402
| 2 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2010-04-19 |
|
| 989-402
| 3 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2010-09-11 |
|
| 989-402
| 4 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2010-10-28 |
|
| 989-402
| 5 |
SGNWMIFAXJX |
991E BANDWIDTH.COM CLEC, LLC - MI |
344 |
|
2011-07-09 |
|
1 2 3 4 >>
Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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