Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 610 [Rate centres in NPA 610] [Dial plan for NPA 610]

NXX: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-300 A Phoenixville PA PHLAPAFGGT8  3806 CORE COMMUNICATIONS, INC. - PA 228      
610-300 0 Phoenixville PA   3806 CORE COMMUNICATIONS, INC. - PA 228      
610-300 1 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 2 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 3 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 4 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 5 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 6 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 7 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 8 Phoenixville PA   547E ONVOY, LLC - PA 228   2004-08-30   
610-300 9 Phoenixville PA   752H BARR TELL USA, INC. - PA 228   2016-02-10   

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

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