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: 289

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-289 A Auburn Heights MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
248-289 0 Auburn Heights MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
248-289 1 Auburn Heights MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2007-12-17   
248-289 2 Auburn Heights MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2016-12-15   
248-289 3 Auburn Heights MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-02-22   
248-289 4 Auburn Heights MI DTRTMIBHMMD  8685 US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI 340   2009-10-27   
248-289 5 Auburn Heights MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2011-06-26   
248-289 6 Auburn Heights MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
248-289 7 Auburn Heights MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2012-10-13   
248-289 8 Auburn Heights MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2014-02-24   
248-289 9 Auburn Heights MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2013-10-21   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.