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: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-281 A Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 0 Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 1 Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 2 Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 3 Southfield MI DTRTMIBASMD  516C AT&T CORP. 340   2014-04-14   
248-281 4 Southfield MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2016-05-23   
248-281 5 Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 6 Southfield MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2012-04-21   
248-281 7 Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 8 Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 9 Southfield MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.