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.

Palo, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-637 A PALOMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-637 0 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-637 1 OWTPMI020MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344      
989-637 2 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-637 3 SGNWMIFAXCY  508J CENTURYLINK COMMUNICATIONS, LLC 344      
989-637 4 PALOMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-637 5 ALMAMIXGOMD  624H ONVOY SPECTRUM, LLC 344      
989-637 6 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-637 7 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-637 8 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-637 9 SGNWMIFAXJX  991E BANDWIDTH.COM CLEC, LLC - MI 344      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.