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.

Fenton, MI

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
810-885 6 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-885 7 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-885 8 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-885 9 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
810-936 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
810-936 0 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-01-12   
810-936 1 LIVNMIUX3MD  5562 METROPCS, INC. 340   2008-12-03   
810-936 2 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
810-936 3 LIVNMIUX3MD  5562 METROPCS, INC. 340   2006-01-29   
810-936 4 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2003-08-20   
810-936 5 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-05   
810-936 6 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-05   
810-936 7   3535 ACD TELECOM, INC. - MI 340   2005-12-09   
810-936 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-03-28   
810-936 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-03-28   

<< 1 2

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.