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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Switch: ELTNMOXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-461 A Clearwater MO 1874 ELLINGTON TEL. CO. 520      
573-558 A Redford MO 1874 ELLINGTON TEL. CO. 520      
573-663 A Ellington MO 1874 ELLINGTON TEL. CO. 520      
573-924 A Sweetwater MO 1874 ELLINGTON TEL. CO. 520      
573-945 A Garwood MO 1874 ELLINGTON TEL. CO. 520      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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