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: 667

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-667 A South Lyon MI LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-667 0 South Lyon MI   460K FIRST COMMUNICATIONS, LLC 340   2009-05-28   
248-667 1 South Lyon MI   5562 METROPCS, INC. 340   2006-02-03   
248-667 2 South Lyon MI   5562 METROPCS, INC. 340   2006-02-03   
248-667 3 South Lyon MI   829J PAETEC ITEL, LLC 340   2004-01-05   
248-667 4 South Lyon MI   543C ONVOY, LLCV - MI 340   2007-05-29   
248-667 5 South Lyon MI   829J PAETEC ITEL, LLC 340   2009-10-27   
248-667 6 South Lyon MI   5562 METROPCS, INC. 340   2006-02-03   
248-667 7 South Lyon MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2007-08-09   
248-667 8 South Lyon MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
248-667 9 South Lyon MI   318J COMCAST IP PHONE, LLC 340   2007-10-05   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.