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: 460

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-460 A Allentown (Lehigh) PA   547E ONVOY, LLC - PA 228   2026-04-10   
610-460 0 Allentown (Lehigh) PA   547E ONVOY, LLC - PA 228   2026-04-10   
610-460 1 Allentown (Lehigh) PA   547E ONVOY, LLC - PA 228   2026-04-10   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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