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

NXX: 600

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
223-600 A Liverpool PA HRBGPAGU5MD  965H FRACTEL, LLC 226      
223-600 0 Liverpool PA HRBGPAGU5MD  965H FRACTEL, LLC 226   2020-07-19   
223-600 1 Liverpool PA HRBGPAHAXMD  073H TELNYX LLC 226   2021-01-28   
223-600 4 Liverpool PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2020-08-16   
223-600 5 Liverpool PA HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2020-08-16   
223-600 6 Liverpool PA HRBGPAGU5MD  965H FRACTEL, LLC 226   2020-07-19   

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

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