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.

Brant, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-585 A BRNTMIXIRS0  0671 CENTURYTEL MIDWEST-MIDWEST INC DBA CENTURYLINK 344      
989-585 0 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2018-10-20   
989-585 2 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2021-05-10   
989-585 3 BRNTMIXIRS0  0671 CENTURYTEL MIDWEST-MIDWEST INC DBA CENTURYLINK 344      
989-585 4 SGNWMIACHMD  490J DISH WIRELESS, LLC 344   2024-01-11   
989-585 5 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2021-06-18   
989-585 6 SGNWMIACHMD  490J DISH WIRELESS, LLC 344   2024-06-08   
989-585 7 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2015-12-10   
989-585 9 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2023-08-26   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.