Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 717

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-717 A Altheimer AR PNBLAR233MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530      
870-717 0 Altheimer AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530   2016-06-23   
870-717 1 Altheimer AR   624H ONVOY SPECTRUM, LLC 530   2024-06-01   
870-717 2 Altheimer AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 530   2016-06-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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