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: 481

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-481 A Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
248-481 0 Pontiac MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-09-12   
248-481 1 Pontiac MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2004-12-12   
248-481 2 Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
248-481 3 Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
248-481 4 Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
248-481 5 Pontiac MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-05-08   
248-481 6 Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
248-481 7 Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2006-08-03   
248-481 8 Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2006-08-03   
248-481 9 Pontiac MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.