Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
501-544 A LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      
501-544 4   145J TERRA NOVA TELECOM INC. 528   2025-05-13   
501-544 8   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2023-12-05   
501-723 A CLTNARXADS0  1692 ARKANSAS TEL. CO., INC. 528      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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