Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 116F PENINSULA FIBER NETWORK, LLC - MI

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
906-978 0 Gulliver MI MNSGMIXJDS2  342   2013-11-23   
989-260 4 East Tawas MI MDLDMIMN0MD  344   2019-03-04   
989-290 2 Grayling MI ALPEMIXG9MD  344   2022-12-23   
989-470 0 Gaylord MI ALPEMIXG9MD  344   2022-09-18   
989-701 1 West Branch MI MDLDMIMN0MD  344   2022-01-13   
989-724 2 Harrisville MI ALPEMIXG9MD  344   2023-02-23   
989-747 9 Oscoda MI MDLDMIMN0MD  344   2019-03-04   
989-880 A Alpena MI ALPEMIXG9MD  344      
989-880 0 Alpena MI ALPEMIXG9MD  344   2019-02-21   
989-919 A St Helen MI MDLDMIMN0MD  344      
989-919 0 St Helen MI MDLDMIMN0MD  344   2019-02-22   
989-983 5 Vanderbilt MI ALPEMIXG9MD  344   2023-07-09   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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