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: CTVLMOEDRSL

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-333 A Caruthersville MO 9533 SOUTHWESTERN BELL 520      
573-333 0 Caruthersville MO 9533 SOUTHWESTERN BELL 520      
573-333 1 Caruthersville MO 9533 SOUTHWESTERN BELL 520      
573-333 2 Caruthersville MO 9533 SOUTHWESTERN BELL 520      
573-333 4 Caruthersville MO 9533 SOUTHWESTERN BELL 520      
573-333 5 Caruthersville MO 9533 SOUTHWESTERN BELL 520      
573-333 6 Caruthersville MO 9533 SOUTHWESTERN BELL 520      
573-333 9 Caruthersville MO 9533 SOUTHWESTERN BELL 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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