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: 223 [Rate centres in NPA 223] [Dial plan for NPA 223]

NXX: 276

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
223-276 A Red Lion PA PXTGPALRGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226      
223-276 0 Red Lion PA HRBGPAHAXMD  073H TELNYX LLC 226      
223-276 1 Red Lion PA HRBGPAGU0MD  939H COMMIO, LLC 226      
223-276 2 Red Lion PA PXTGPALRGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226      
223-276 3 Red Lion PA YORKPAXMXAX  547E ONVOY, LLC - PA 226      
223-276 4 Red Lion PA YORKPAXMXAX  547E ONVOY, LLC - PA 226      
223-276 5 Red Lion PA YORKPAXMXAX  547E ONVOY, LLC - PA 226      
223-276 6 Red Lion PA YORKPAXMXAX  547E ONVOY, LLC - PA 226      
223-276 7 Red Lion PA HRBGPAGU7MD  516J TON80 COMMUNICATIONS, LLC 226      
223-276 8 Red Lion PA YORKPAXMXAX  547E ONVOY, LLC - PA 226      
223-276 9 Red Lion PA PXTGPALRGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.