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: 809

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-809 A Sanford MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-809 2 Sanford MI   543C ONVOY, LLCV - MI 344   2023-04-22   
989-809 3 Sanford MI   624H ONVOY SPECTRUM, LLC 344   2024-08-11   
989-809 4 Sanford MI   543C ONVOY, LLCV - MI 344   2023-07-08   
989-809 6 Sanford MI   543C ONVOY, LLCV - MI 344   2021-03-05   
989-809 7 Sanford MI   543C ONVOY, LLCV - MI 344   2021-03-05   
989-809 8 Sanford MI   543C ONVOY, LLCV - MI 344   2020-11-30   
989-809 9 Sanford MI   543C ONVOY, LLCV - MI 344   2023-08-26   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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