Local Calling Guide

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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-920 2 Adrian MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2008-12-01   
517-920 3 Adrian MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2008-12-01   
517-920 4 Adrian MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2008-07-10   
517-920 5 Adrian MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2009-09-24   
517-920 6 Adrian MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2009-09-24   
517-920 7 Adrian MI   046L CLEAR RATE COMMUNICATIONS, LLC 340   2009-06-04   
517-920 8 Adrian MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2009-12-22   
517-920 9 Adrian MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2009-12-22   
517-921 A Addison MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-921 0 Addison MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2020-02-10   
517-921 1 Addison MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2020-02-10   
517-921 2 Addison MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-921 3 Addison MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-921 4 Addison MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-921 5 Addison MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2018-05-18   
517-921 6 Addison MI LNNGMIMNXQZ  508J CENTURYLINK COMMUNICATIONS, LLC 346   2016-01-25   
517-921 7 Addison MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-921 8 Addison MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2009-09-26   
517-921 9 Addison MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-922 A Eaton Rapids MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-923 A Fitchburg MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-923 2 Fitchburg MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2020-02-10   
517-923 3 Fitchburg MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2020-02-10   
517-923 4 Fitchburg MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-923 6 Fitchburg MI LNNGMIMNXQZ  508J CENTURYLINK COMMUNICATIONS, LLC 346   2016-01-25   
517-923 7 Fitchburg MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-924 A Coldwater MI ANTSMIAD0MD  792K CHARTER IP ENABLED SERVICES, LLC 348      
517-924 0 Coldwater MI ANTSMIAD0MD  792K CHARTER IP ENABLED SERVICES, LLC 348   2007-02-25   
517-924 1 Coldwater MI ANTSMIAD0MD  792K CHARTER IP ENABLED SERVICES, LLC 348   2011-12-01   
517-924 3 Coldwater MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-02-04   
517-924 4 Coldwater MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-02-04   
517-924 5 Coldwater MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2021-10-07   
517-924 6 Coldwater MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2021-10-07   
517-924 8 Coldwater MI GDRPMIBL31Z  5562 METROPCS, INC. 348   2021-10-15   
517-924 9 Coldwater MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2023-07-02   
517-925 A Grand Ledge MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-925 1 Grand Ledge MI LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2009-08-23   
517-925 2 Grand Ledge MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-925 3 Grand Ledge MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-925 4 Grand Ledge MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-925 5 Grand Ledge MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2007-03-05   
517-925 6 Grand Ledge MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2017-10-31   
517-925 7 Grand Ledge MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-925 8 Grand Ledge MI LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2007-04-16   
517-925 9 Grand Ledge MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-926 A Grass Lake MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-926 0 Grass Lake MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2017-12-21   
517-926 1 Grass Lake MI LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2007-06-08   
517-926 2 Grass Lake MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-926 3 Grass Lake MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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