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

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-554 A Albion MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-557 A Britton MI ADRNMIXGMMD  624H ONVOY SPECTRUM, LLC 340      
517-563 A Hanover MI HNVRMIXIDS0  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-564 A Adrian MI SFLDMIMKDS2  6630 SPOK, INC. 340      
517-565 A Fitchburg MI FTBGMIXIRSA  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-566 A Sunfield MI SNFDMIXIDS0  0671 BRIGHTSPEED OF CENTRAL MICHIGAN, INC 346      
517-567 A Ransom MI RNSMMIXJRSA  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-568 A Homer MI HOMRMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 A Rives Junction MI RVJTMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-571 A Howell MI SFLDMIMKDS2  6630 SPOK, INC. 340      
517-574 A Lansing MI   046L CLEAR RATE COMMUNICATIONS, LLC 346      
517-575 A Lansing MI HSLTMIHSRSA  9323 MICHIGAN BELL TEL CO 346      
517-577 A Adrian MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
517-579 A Howell MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
517-580 A Lansing MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-581 A Jackson MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-582 A Lansing MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-583 A Tekonsha MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
517-584 A Albion MI LNNGMIMNX3Y  2550 123.NET, LLC 346      
517-586 A Howell MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
517-587 A Lansing MI   883K AHOI LLC 346   2026-07-24   
517-588 A Charlotte MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-589 A Leslie MI LESLMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-592 A Brooklyn MI BRKLMIXIDS0  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-594 A Osseo MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-595 A Waldron MI ADSNMIXI3MD  558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 346      
517-596 A Munith MI MNTHMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-597 A Sunfield MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-599 A Lansing MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-600 A Dimondale MI LNNGMIXIDS0  7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 346      
517-604 A Mason MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-605 A Adrian MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
517-606 A Blissfield MI ADRNMIXGVMD  3459 TC3 TELECOM, INC. - MI 340      
517-607 A Hillsdale MI HLDLMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-609 A Jonesville MI LNNGMIMNX3Y  2550 123.NET, LLC 346      
517-610 A Hillsdale MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-612 A Jackson MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-614 A Lansing MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-615 A Vermontville MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346      
517-616 A Dimondale MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2025-01-05   
517-617 A Coldwater MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
517-618 A Howell MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
517-619 A Lansing MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346      
517-621 A Munith MI   817J TELNET WORLDWIDE, INC. 346      
517-622 A Grand Ledge MI GRLDMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-623 A Dansville MI DNSVMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-624 A De Witt MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346      
517-625 A Perry MI PRRYMIXIPS0  0726 SHIAWASSEE TEL. CO. 346      
517-626 A Grand Ledge MI WCSTMIXGRS0  0695 FRONTIER NORTH, INC. - MI 346      
517-627 A Grand Ledge MI GRLDMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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