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: 927

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-927 A Clarkston MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-927 0 Clarkston MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-927 1 Clarkston MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-09-18   
248-927 2 Clarkston MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-09-18   
248-927 3 Clarkston MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-10-01   
248-927 4 Clarkston MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-10-01   
248-927 5 Clarkston MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-927 6 Clarkston MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-10-01   
248-927 7 Clarkston MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2020-07-07   
248-927 8 Clarkston MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2020-07-07   
248-927 9 Clarkston MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2020-07-07   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.