Local Calling Guide

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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-829 1 Tustin MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2005-02-18   
231-829 2 Tustin MI GDRPMIBL15Z  516C AT&T CORP. 348   2011-08-23   
231-829 3 Tustin MI TUSTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-829 4 Tustin MI GDRPMIBL41Z  506J TWILIO INTERNATIONAL, INC. 348   2021-07-26   
231-829 5 Tustin MI   145J TERRA NOVA TELECOM INC. 348   2021-01-19   
231-829 6 Tustin MI GDRPMIBL54Z  0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 348   2004-02-12   
231-829 7 Tustin MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2005-04-01   
231-829 8 Tustin MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-06-20   
231-829 9 Tustin MI TUSTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-830 A Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-830 0 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-830 1 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-830 2 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-830 3 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-830 4 Muskegon MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2005-04-15   
231-830 5 Muskegon MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2005-07-08   
231-830 6 Muskegon MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2005-07-28   
231-830 7 Muskegon MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2005-10-01   
231-830 8 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-830 9 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-831 A East Jordan MI GDRPMIBL41Z  506J TWILIO INTERNATIONAL, INC. 348      
231-831 0 East Jordan MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2023-08-06   
231-831 1 East Jordan MI   145J TERRA NOVA TELECOM INC. 348   2024-02-14   
231-831 2 East Jordan MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-11-22   
231-831 3 East Jordan MI GDRPMIBL41Z  506J TWILIO INTERNATIONAL, INC. 348   2021-07-26   
231-831 6 East Jordan MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-11-22   
231-831 8 East Jordan MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2022-04-17   
231-831 9 East Jordan MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2023-10-28   
231-832 A Reed City MI RDCYMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-833 A Wolverine MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-833 0 Wolverine MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2005-06-02   
231-833 1 Wolverine MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-03-06   
231-833 2 Wolverine MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-06-15   
231-833 3 Wolverine MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-06-15   
231-833 4 Wolverine MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-06-15   
231-833 5 Wolverine MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2017-05-08   
231-833 6 Wolverine MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-31   
231-833 7 Wolverine MI TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348   2015-09-19   
231-833 8 Wolverine MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2018-12-28   
231-834 A Grant MI GRNTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-834 0 Grant MI GRNTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-834 1 Grant MI GRNTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-834 2 Grant MI   279B CLEAR RATE COMMUNICATIONS, INC. - MI 348   2011-06-22   
231-834 3 Grant MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2022-10-30   
231-834 4 Grant MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-03-21   
231-834 5 Grant MI GRNTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-834 7 Grant MI GRNTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-834 8 Grant MI GRNTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-834 9 Grant MI GRNTMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-835 A Glen Lake MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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