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: CHTNMOMURS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-683 A Charleston MO 9533 SOUTHWESTERN BELL 520      
573-683 2 Charleston MO 9533 SOUTHWESTERN BELL 520      
573-683 3 Charleston MO 9533 SOUTHWESTERN BELL 520      
573-683 4 Charleston MO 9533 SOUTHWESTERN BELL 520      
573-683 5 Charleston MO 9533 SOUTHWESTERN BELL 520      
573-683 6 Charleston MO 9533 SOUTHWESTERN BELL 520      
573-683 7 Charleston MO 9533 SOUTHWESTERN BELL 520      

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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