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: 876

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-876 A Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-876 0 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2010-12-18   
248-876 1 Farmington MI FMHLMIFHDS0  9323 MICHIGAN BELL TEL CO 340   2005-07-12   
248-876 2 Farmington MI FMHLMIFHDS0  9323 MICHIGAN BELL TEL CO 340   2005-07-12   
248-876 3 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2007-10-05   
248-876 4 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-876 5 Farmington MI FMHLMIFHDS0  9323 MICHIGAN BELL TEL CO 340   2005-05-25   
248-876 6 Farmington MI FMHLMIFHDS0  9323 MICHIGAN BELL TEL CO 340   2005-05-25   
248-876 7 Farmington MI FMHLMIFHDS0  9323 MICHIGAN BELL TEL CO 340   2005-05-25   
248-876 8 Farmington MI SFLDMIMKNMD  460K FIRST COMMUNICATIONS, LLC 340   2009-07-31   
248-876 9 Farmington MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2007-05-25   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.