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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-413 A Rochester MI SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC.-MI 340      
248-413 0 Rochester MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-413 1 Rochester MI   4044 GLOBAL CROSSING TELEMANAGEMENT, INC.-MI 340      
248-413 2 Rochester MI   4044 GLOBAL CROSSING TELEMANAGEMENT, INC.-MI 340      
248-413 3 Rochester MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-413 4 Rochester MI   4044 GLOBAL CROSSING TELEMANAGEMENT, INC.-MI 340      
248-413 5 Rochester MI   8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340   2014-10-10   
248-413 6 Rochester MI   288E CBEYOND COMMUNICATIONS, LLC - MI 340   2007-05-18   
248-413 7 Rochester MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2007-10-16   
248-413 8 Rochester MI   543C ONVOY, LLC - MI 340   2013-01-20   
248-413 9 Rochester MI   6664 SPRINT SPECTRUM L.P. 340   2005-11-19   

Last updated: Fri, 17 May 2019 00:49:52 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.