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.

Gillham, AR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
870-386 A GLHMARXARS0  1691 WINDSTREAM ARKANSAS, INC. 528      
870-478 A   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      
870-478 4 LTRKARFRXLY  348F ONVOY, LLC - AR 528      
870-478 7   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.