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: STCHMO63DSA

Remotes:

Switch Switch name Switch type
PRSXMO68RS0  PORTAGE DES SIOUX  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
636-255 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-255 0 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-255 1 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-255 2 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-255 3 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-255 5 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-255 6 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-255 7 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-443 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-443 0 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-443 2 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-443 4 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-443 6 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-443 7 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-443 8 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-723 A St Charles MO 9533 SOUTHWESTERN BELL 520      
636-723 0 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-723 1 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-723 2 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-724 A St Charles MO 9533 SOUTHWESTERN BELL 520      
636-896 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-896 0 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-896 1 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-896 2 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-896 3 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-896 8 St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-916 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-925 A St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 0 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 1 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 2 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 3 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 5 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 7 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 8 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-925 9 St Charles MO 9533 SOUTHWESTERN BELL 520      
636-940 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-946 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-947 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      
636-949 A St Charles MCA3 MO 9533 SOUTHWESTERN BELL 520      

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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