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.

Switch: STLSMO05XGX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-591 A Mexico MO 250A CHARITON VALLEY COMMUNICATIONS CORPORATION 520      
573-591 0 Mexico MO 250A CHARITON VALLEY COMMUNICATIONS CORPORATION 520   2014-09-08   
573-594 8 Vandalia MO 250A CHARITON VALLEY COMMUNICATIONS CORPORATION 520   2014-12-19   
573-600 A Hannibal MO 250A CHARITON VALLEY COMMUNICATIONS CORPORATION 520      
573-600 0 Hannibal MO 250A CHARITON VALLEY COMMUNICATIONS CORPORATION 520   2015-09-07   
573-600 9 Hannibal MO 250A CHARITON VALLEY COMMUNICATIONS CORPORATION 520   2022-05-25   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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