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Bay City, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-531 A SGNWMIACPMD  616J LEAP TELECOM, LLC 344   2024-12-15   
989-531 0   616J LEAP TELECOM, LLC 344   2024-12-15   
989-545 A SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-545 0   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2009-09-25   
989-545 1   991E BANDWIDTH.COM CLEC, LLC - MI 344   2009-03-06   
989-545 2   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2010-05-27   
989-545 3   3535 ACD TELECOM, INC. - MI 344   2009-01-22   
989-545 4   543C ONVOY, LLCV - MI 344   2008-12-10   
989-545 5   145J TERRA NOVA TELECOM INC. 344   2024-12-04   
989-545 6   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2025-01-31   
989-545 7   145J TERRA NOVA TELECOM INC. 344   2025-10-04   
989-545 8   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2010-11-12   
989-545 9   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2008-10-27   
989-667 A BYCYMIWSDS0  9323 MICHIGAN BELL TEL CO 344      
989-671 A BYCYMIWSDS0  9323 MICHIGAN BELL TEL CO 344      
989-671 0   9323 MICHIGAN BELL TEL CO 344      
989-671 1   9323 MICHIGAN BELL TEL CO 344      
989-671 2   9323 MICHIGAN BELL TEL CO 344      
989-671 3   9323 MICHIGAN BELL TEL CO 344      
989-671 4   9323 MICHIGAN BELL TEL CO 344      
989-671 5   9323 MICHIGAN BELL TEL CO 344      
989-671 6   9323 MICHIGAN BELL TEL CO 344      
989-671 7   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2006-11-06   
989-671 8   9323 MICHIGAN BELL TEL CO 344      
989-671 9   9323 MICHIGAN BELL TEL CO 344      
989-684 A BYCYMIWSDS0  9323 MICHIGAN BELL TEL CO 344      
989-686 A BYCYMIWSDS0  9323 MICHIGAN BELL TEL CO 344      
989-778 A   792K CHARTER IP ENABLED SERVICES, LLC 344      
989-778 0   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2018-10-08   
989-778 1   792K CHARTER IP ENABLED SERVICES, LLC 344   2013-11-14   
989-778 2   792K CHARTER IP ENABLED SERVICES, LLC 344   2015-11-05   
989-778 3   792K CHARTER IP ENABLED SERVICES, LLC 344   2018-05-22   
989-778 4   991E BANDWIDTH.COM CLEC, LLC - MI 344   2021-10-25   
989-778 5   792K CHARTER IP ENABLED SERVICES, LLC 344   2019-04-21   
989-778 6   991E BANDWIDTH.COM CLEC, LLC - MI 344   2021-10-25   
989-778 7   5562 METROPCS, INC. 344   2018-04-09   
989-778 8   5562 METROPCS, INC. 344   2020-08-16   
989-778 9   991E BANDWIDTH.COM CLEC, LLC - MI 344   2021-10-25   
989-891 A BYCYMIMNDS0  9323 MICHIGAN BELL TEL CO 344      
989-891 0   9323 MICHIGAN BELL TEL CO 344      
989-891 1   9323 MICHIGAN BELL TEL CO 344      
989-891 2   9323 MICHIGAN BELL TEL CO 344      
989-891 3   9323 MICHIGAN BELL TEL CO 344      
989-891 4   9323 MICHIGAN BELL TEL CO 344      
989-891 5   9323 MICHIGAN BELL TEL CO 344      
989-891 6   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2007-01-04   
989-891 7   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2006-09-14   
989-891 8   9323 MICHIGAN BELL TEL CO 344      
989-891 9   9323 MICHIGAN BELL TEL CO 344      
989-892 A BYCYMIMNDS0  9323 MICHIGAN BELL TEL CO 344      
989-893 A BYCYMIMNDS0  9323 MICHIGAN BELL TEL CO 344      
989-894 A BYCYMIMNDS0  9323 MICHIGAN BELL TEL CO 344      
989-895 A BYCYMIMNDS0  9323 MICHIGAN BELL TEL CO 344      
989-897 A SGNWMIFAXTY  506J TWILIO INTERNATIONAL, INC. 344      
989-897 0   991E BANDWIDTH.COM CLEC, LLC - MI 344   2022-10-07   
989-897 1   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2024-03-16   
989-897 2   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2024-03-16   
989-897 6   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 344   2024-11-02   
989-897 7   516J TON80 COMMUNICATIONS, LLC 344   2022-04-21   
989-897 8   506J TWILIO INTERNATIONAL, INC. 344   2022-03-12   
989-897 9   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2024-03-16   
989-922 A SGNWMIFAXEX  829J PAETEC ITEL, LLC 344      
989-929 A SGNWMIFAXDX  9748 AMERICAN MESSAGING SERVICES, LLC 344      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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