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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-558 A Saginaw MI SGNWMIACBMD  197D VONAGE AMERICA LLC 344      
989-559 A Cass City MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-560 A Mount Pleasant MI SGNWMIATX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-561 A Blanchard MI BLNCMIXIDS0  0678 BLANCHARD TELEPHONE CO. 344      
989-562 A Saginaw MI SGNWMIACSMD  883K AHOI LLC 344   2026-05-21   
989-563 A Roscommon MI SGNWMIACLMD  817J TELNET WORLDWIDE, INC. 344      
989-564 A Linwood MI SGNWMIATX0X  516C AT&T CORP. 344      
989-565 A Edmore MI SGNWMIATX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-566 A Mayville MI SGNWMIACEMD  516J TON80 COMMUNICATIONS, LLC 344      
989-567 A Shepherd MI SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-568 A Ashley MI SGNWMIFAZMD  2550 123.NET, LLC 344      
989-569 A Oscoda MI SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-571 A Vassar MI SGNWMIFAZMD  2550 123.NET, LLC 344      
989-572 A Mount Pleasant MI ALMAMIXG8MD  993L DAYSTARR LLC DBA DAYSTARR COMMUNICATIONS 344      
989-573 A Freeland MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-574 A Saginaw MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-575 A Akron MI SGNWMIATX0X  516C AT&T CORP. 344      
989-576 A Alma MI SGNWMIATX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-577 A Saginaw MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-578 A Gladwin MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-579 A St Johns MI SGNWMIACLMD  817J TELNET WORLDWIDE, INC. 344      
989-581 A Ovid MI OVIDMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-582 A Kinde MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-583 A Saginaw MI SGNWMIFADS0  9323 MICHIGAN BELL TEL CO 344      
989-584 A Carson City MI CRCYMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-585 A Brant MI BRNTMIXIRS0  0671 BRIGHTSPEED OF CENTRAL MICHIGAN, INC 344      
989-586 A Maple Rapids MI ALMAMIXGOMD  624H ONVOY SPECTRUM, LLC 344      
989-587 A Westphalia MI WPHLMIXIDS1  0735 WESTPHALIA TEL. CO. 344      
989-588 A Farwell MI FRWLMIMNRSA  9323 MICHIGAN BELL TEL CO 344      
989-589 A Caro MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-590 A Alpena MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-591 A Alpena MI SGNWMIATX1X  6630 SPOK, INC. 344      
989-593 A Fowler-Pewamo MI FWLRMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-594 A Gaylord MI SGNWMIATX1X  6630 SPOK, INC. 344      
989-595 A Long Lake MI LLALMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-596 A Saginaw MI SGNWMIFAZMD  2550 123.NET, LLC 344      
989-598 A Saginaw MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-599 A Saginaw MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-600 A Midland MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-601 A Ithaca MI SGNWMIATX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-603 A Alpena MI SGNWMIFAXDX  9748 AMERICAN MESSAGING SERVICES, LLC 344      
989-605 A Auburn MI SGNWMIFAZMD  2550 123.NET, LLC 344      
989-607 A Saginaw MI SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-610 A Saginaw MI SGNWMIFAXDX  9748 AMERICAN MESSAGING SERVICES, LLC 344      
989-612 A Mount Pleasant MI SGNWMIFAXDX  9748 AMERICAN MESSAGING SERVICES, LLC 344      
989-613 A Sheridan MI SGNWMIATX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-614 A Gaylord MI SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-615 A Midland MI SGNWMIFAXFY  5562 METROPCS, INC. 344      
989-617 A Sebewaing MI SGNWMIACLMD  817J TELNET WORLDWIDE, INC. 344      
989-619 A Gaylord MI SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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