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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 906

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-906 A Troy MI SFLDMIWKDS3  260E YMAX COMMUNICATIONS CORP. - MI 340      
248-906 3 Troy MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-01-22   
248-906 4 Troy MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-01-22   
248-906 5 Troy MI LIVNMIUX8MD  5562 METROPCS, INC. 340   2009-01-07   
248-906 6 Troy MI LIVNMIUX8MD  5562 METROPCS, INC. 340   2009-01-07   
248-906 7 Troy MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2009-03-07   
248-906 8 Troy MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
248-906 9 Troy MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2009-03-30   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.