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: 610 [Rate centres in NPA 610] [Dial plan for NPA 610]

NXX: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-281 A Kutztown (Berks) PA WBRTPAPPCM8  6739 SCHUYLKILL MOBILE FONE, INC. 228      
610-281 0 Kutztown (Berks) PA   547E ONVOY, LLC - PA 228   2026-01-05   
610-281 2 Kutztown (Berks) PA   6739 SCHUYLKILL MOBILE FONE, INC. 228      
610-281 3 Kutztown (Berks) PA   547E ONVOY, LLC - PA 228   2022-07-01   
610-281 4 Kutztown (Berks) PA   547E ONVOY, LLC - PA 228   2022-07-01   
610-281 5 Kutztown (Berks) PA   6739 SCHUYLKILL MOBILE FONE, INC. 228      
610-281 9 Kutztown (Berks) PA   547E ONVOY, LLC - PA 228   2026-02-20   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.