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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NPA: 248 [Rate centres in NPA 248] [Dial plan for NPA 248]

NXX: 658

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-658 A Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 0 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 1 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 2 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 3 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 4 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 5 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 6 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 7 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
248-658 8 Royal Oak MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-11-04   
248-658 9 Royal Oak MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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