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: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 814

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-814 A Six Lakes MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-814 0 Six Lakes MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-814 4 Six Lakes MI   543C ONVOY, LLC - MI 344   2021-03-05   
989-814 5 Six Lakes MI   543C ONVOY, LLC - MI 344   2021-03-05   
989-814 6 Six Lakes MI SGNWMIFAXCY  7575 CENTURYLINK COMMUNICATIONS LLC 344   2015-05-08   
989-814 7 Six Lakes MI SGNWMIFAXKX  543C ONVOY, LLC - MI 344   2013-04-05   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.