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: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-957 A Farmington MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-957 0 Farmington MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-957 1 Farmington MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
248-957 2 Farmington MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-957 3 Farmington MI ANARMIMNX8X  3535 ACD TELECOM, INC. - MI 340      
248-957 4 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-957 5 Farmington MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-957 6 Farmington MI LIVNMIIWGT0  339E BRIGHT HOUSE NTWS INFORMATION SVCS (MICHIGAN) - MI 340      
248-957 7 Farmington MI   829J PAETEC ITEL, LLC 340      
248-957 8 Farmington MI LIVNMIIWGT0  339E BRIGHT HOUSE NTWS INFORMATION SVCS (MICHIGAN) - MI 340      
248-957 9 Farmington MI LIVNMIIWGT0  339E BRIGHT HOUSE NTWS INFORMATION SVCS (MICHIGAN) - MI 340      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.