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: 613

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-613 A Sheridan MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-613 0 Sheridan MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-613 1 Sheridan MI ALMAMIXGOMD  624H ONVOY SPECTRUM, LLC 344      
989-613 3 Sheridan MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-613 4 Sheridan MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-613 5 Sheridan MI SGNWMIACHMD  490J DISH WIRELESS, LLC 344      
989-613 6 Sheridan MI SGNWMIFAXCY  508J CENTURYLINK COMMUNICATIONS, LLC 344      
989-613 7 Sheridan MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-613 9 Sheridan MI SGNWMIFAXJX  991E BANDWIDTH.COM CLEC, LLC - MI 344      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.