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: 827

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-827 A Kingston MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-827 2 Kingston MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2021-03-05   
989-827 3 Kingston MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2021-03-05   
989-827 4 Kingston MI SGNWMIFAXWY  624H ONVOY SPECTRUM, LLC 344   2024-08-11   
989-827 7 Kingston MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2013-03-15   
989-827 8 Kingston MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2015-10-28   
989-827 9 Kingston MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.