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: 364 [Rate centres in NPA 364] [Dial plan for NPA 364]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
364-223 A Paducah KY PDCHKYGB1MD  292D DIALOG TELECOMMUNICATIONS, INC. - KY 464   2024-03-01   
364-223 0 Paducah KY   896E ONVOY, LLC - KY 464   2024-03-02   
364-223 1 Paducah KY   292D DIALOG TELECOMMUNICATIONS, INC. - KY 464   2024-03-01   
364-223 8 Paducah KY   896E ONVOY, LLC - KY 464   2024-03-02   
364-223 9 Paducah KY   896E ONVOY, LLC - KY 464   2024-03-02   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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