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: SPFDMOMCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
417-227 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 1 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 2 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 3 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 4 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 5 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 6 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 7 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-227 9 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 A Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 1 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 2 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 3 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 4 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 5 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 6 Springfield MO 9533 SOUTHWESTERN BELL 522      
417-895 7 Springfield MO 9533 SOUTHWESTERN BELL 522      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.