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: 423

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-423 A Exton PA PHLAPAFGXDY  7757 ATX TELECOMMUNICATIONS SERVICES, LTD. - PA 228      
610-423 0 Exton PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2004-11-02   
610-423 1 Exton PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2004-11-02   
610-423 2 Exton PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2004-11-02   
610-423 3 Exton PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2004-11-02   
610-423 4 Exton PA PHLAPAFGXDY  7757 ATX TELECOMMUNICATIONS SERVICES, LTD. - PA 228      
610-423 5 Exton PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2004-11-02   
610-423 6 Exton PA PHLAPAFGXDY  7757 ATX TELECOMMUNICATIONS SERVICES, LTD. - PA 228      
610-423 7 Exton PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2004-11-02   
610-423 8 Exton PA PHLAPAFGXDY  7757 ATX TELECOMMUNICATIONS SERVICES, LTD. - PA 228      
610-423 9 Exton PA ALTWPADTRS0  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 228   2003-02-05   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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