Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 835 [Rate centres in NPA 835] [Dial plan for NPA 835]

NXX: 299

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
835-299 A Philadelphia Suburban Zone 11 PA   547E ONVOY, LLC - PA 228   2026-10-16   
835-299 0 Philadelphia Suburban Zone 11 PA   547E ONVOY, LLC - PA 228   2026-10-16   
835-299 1 Philadelphia Suburban Zone 11 PA   547E ONVOY, LLC - PA 228   2026-10-16   
835-299 9 Philadelphia Suburban Zone 11 PA   114J EXIANT COMMUNICATIONS LLC 228   2026-10-25   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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