Local Calling Guide

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NPA: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

NXX: 508

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-508 A Salem OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 0 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 1 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 2 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 3 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 4 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 5 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 6 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 7 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672      
503-508 8 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2004-10-21   
503-508 9 Salem OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2004-11-18   

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

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