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: 888

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
223-888 A Halifax PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226      
223-888 0 Halifax PA   515J IP HORIZON LLC 226   2017-12-17   
223-888 2 Halifax PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-06-08   
223-888 3 Halifax PA   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-06-08   
223-888 5 Halifax PA HRBGPAHAXOX  624H ONVOY SPECTRUM, LLC 226   2021-05-09   
223-888 6 Halifax PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2019-09-19   
223-888 7 Halifax PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2019-09-19   
223-888 8 Halifax PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2017-10-01   
223-888 9 Halifax PA HRBGPAHAXMD  073H TELNYX LLC 226   2021-03-07   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.