Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 835 [Rate centres in NPA 835] [Dial plan for NPA 835]

NXX: 268

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
835-268 A Philadelphia Suburban Zone 30 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2025-07-05   
835-268 7 Philadelphia Suburban Zone 30 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2025-07-05   
835-268 8 Philadelphia Suburban Zone 30 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2025-07-05   
835-268 9 Philadelphia Suburban Zone 30 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2025-07-05   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.