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: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
835-288 A Philadelphia Suburban Zone 10 PA   547E ONVOY, LLC - PA 228   2026-04-10   
835-288 0 Philadelphia Suburban Zone 10 PA   547E ONVOY, LLC - PA 228   2026-04-10   
835-288 6 Philadelphia Suburban Zone 10 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-04-13   
835-288 7 Philadelphia Suburban Zone 10 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-04-13   
835-288 8 Philadelphia Suburban Zone 10 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-04-13   
835-288 9 Philadelphia Suburban Zone 10 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-04-13   

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

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