Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Dalark, AR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
870-366 A DLRKARXARS1  1691 WINDSTREAM ARKANSAS, INC. 530      
870-993 A PNBLAREK0MD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-993 7 PNBLAREK0MD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530   2015-07-20   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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