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: HNBLMOACDSA

Remotes:

Switch Switch name Switch type
BWLGMOEARS3  BOWLING GREEN  RSC 
CLVLMOCIRS6  CLARKSVILLE  RSC 
CNTRMOAMRS1  CENTER  RSC 
ELSBMOTWRS5  ELSBERRY  RSC 
FRFRMOSTRS2  FRANKFORD  RLC 
LOSNMOSKRS4  LOUISIANA  RSC 
PYVLMOTIRS7  PAYNESVILLE  DRL 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-221 A Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-231 A Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-231 0 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-231 1 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-231 3 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 A Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 0 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 1 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 2 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 3 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 5 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 8 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-248 9 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-406 A Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-406 0 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-406 1 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-406 5 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-406 6 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-629 A Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-629 0 Hannibal MO 9533 SOUTHWESTERN BELL 520      
573-629 3 Hannibal MO 9533 SOUTHWESTERN BELL 520   2007-12-13   
573-629 4 Hannibal MO 9533 SOUTHWESTERN BELL 520   2008-07-31   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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