Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 687

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-687 A Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      
989-687 0 Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      
989-687 1 Sanford MI SGNWMIACDS1  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 344   2014-05-03   
989-687 2 Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      
989-687 3 Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      
989-687 4 Sanford MI SGNWMIPA2MD  792K CHARTER IP ENABLED SERVICES, LLC 344   2015-03-01   
989-687 5 Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      
989-687 6 Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      
989-687 7 Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      
989-687 8 Sanford MI SGNWMIFAXNX  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 344   2020-01-10   
989-687 9 Sanford MI SNFRMIXIPS0  0738 WOLVERINE TEL. CO. 344      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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