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: SPFDMOMCDS0

Remotes:

Switch Switch name Switch type
ASGVMOORRS0  Ash Grove  RSS 
BLNGMOMYRS0  Billings  RSS 
CLVRMOLURS0  Clever  RSS 
FRGVMOPLRS0  Fair Grove  RSS 
LCWDMOCERS0  Lockwood  RSS 
MRNVMOHORS0  Marionville  RSS 
RPBLMOPERS0  Republic  RSS 
RRVLMOPLRS0  Rogersville  RSS 
STFRMORERS0  Strafford  RSS 
WLGVMOWYRS0  Walnut Grove  RSS 
WLRDMOSHRS0  Willard  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
417-572 A Joplin MO 9533 SOUTHWESTERN BELL 522      
417-572 2 Joplin MO 9533 SOUTHWESTERN BELL 522      
417-572 7 Joplin MO 9533 SOUTHWESTERN BELL 522      
417-572 9 Joplin MO 9533 SOUTHWESTERN BELL 522      
417-575 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-829 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-831 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-832 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-836 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 0 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 1 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 2 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 3 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 4 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 5 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 6 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 7 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-837 8 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-862 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-863 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-864 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-865 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 0 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 1 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 2 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 3 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 4 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 5 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 6 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 7 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-866 8 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-868 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-869 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-873 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-874 A Springfield MO 9533 SOUTHWESTERN BELL 522      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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