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.

South Fourche, AR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
501-440 A SFRCARXARS0  1691 WINDSTREAM ARKANSAS, INC. 528      
501-440 0 SFRCARXARS0  1691 WINDSTREAM ARKANSAS, INC. 528      
501-440 1 SFRCARXARS0  1691 WINDSTREAM ARKANSAS, INC. 528      
501-440 2 SFRCARXARS0  1691 WINDSTREAM ARKANSAS, INC. 528      
501-440 3 SFRCARXARP0  1691 WINDSTREAM ARKANSAS, INC. 528      
501-440 4 GNBRARXA3MD  348F ONVOY, LLC - AR 528   2021-09-14   
501-440 5 GNBRARXA7MD  624H ONVOY SPECTRUM, LLC 528   2024-02-27   
501-440 7 RLVLARFI2MD  508J CENTURYLINK COMMUNICATIONS, LLC 528   2015-01-09   
501-440 8 LTRKARFRXKY  196F BANDWIDTH.COM CLEC, LLC - AR 528   2020-03-09   
501-440 9 SFRCARXARS0  1691 WINDSTREAM ARKANSAS, INC. 528      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.