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: 727

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
223-727 A Tower City PA HRBGPAGU7MD  516J TON80 COMMUNICATIONS, LLC 226      
223-727 0 Tower City PA HRBGPAHAXOX  624H ONVOY SPECTRUM, LLC 226   2024-10-25   
223-727 5 Tower City PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2022-07-29   
223-727 6 Tower City PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2022-07-29   
223-727 7 Tower City PA HRBGPAGU7MD  516J TON80 COMMUNICATIONS, LLC 226   2022-05-09   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.