Local Calling Guide

Area code/prefix search

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

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
870-974 7 JNBOARMADS0  9533 SOUTHWESTERN BELL 528      
870-974 8 JNBOARMADS0  9533 SOUTHWESTERN BELL 528      
870-974 9 LTRKARGGUMD  939H COMMIO, LLC 528   2022-08-11   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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