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: 799

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-799 A Newark AR NWRKARMARS2  9533 SOUTHWESTERN BELL 528      
870-799 0 Newark AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2018-05-13   
870-799 1 Newark AR NWRKARMARS2  9533 SOUTHWESTERN BELL 528      
870-799 2 Newark AR NWRKARMARS2  9533 SOUTHWESTERN BELL 528      
870-799 3 Newark AR NWRKARMARS2  9533 SOUTHWESTERN BELL 528      
870-799 4 Newark AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2007-04-22   
870-799 5 Newark AR LTRKARFRXWY  516C AT&T CORP. 528   2011-04-15   
870-799 7 Newark AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2013-11-20   
870-799 8 Newark AR NWRKARMARS2  9533 SOUTHWESTERN BELL 528      
870-799 9 Newark AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      

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

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