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.
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Greenwood, AR

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
479-597 6 FTSMARHUGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-597 8 FTSMARHUGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-597 9 FTSMARHUGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526      
479-996 A GNWDARXADS1  1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 526      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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