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: LBNNMOBM0MD

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
417-262 A Lamar MO 6275 UNITED STATES CELLULAR - MO 522      
417-262 0 Lamar MO 6275 UNITED STATES CELLULAR - MO 522      
417-262 2 Lamar MO 6275 UNITED STATES CELLULAR - MO 522      
417-317 A Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-317 0 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-317 1 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-317 2 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-317 3 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-317 8 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-322 A Lebanon MO 6275 UNITED STATES CELLULAR - MO 522      
417-322 0 Lebanon MO 6275 UNITED STATES CELLULAR - MO 522      
417-322 1 Lebanon MO 6275 UNITED STATES CELLULAR - MO 522   2016-04-14   
417-355 A Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-355 0 Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-356 A Carthage MO 6275 UNITED STATES CELLULAR - MO 522      
417-356 0 Carthage MO 6275 UNITED STATES CELLULAR - MO 522      
417-356 1 Carthage MO 6275 UNITED STATES CELLULAR - MO 522   2020-12-19   
417-359 6 Carthage MO 6275 UNITED STATES CELLULAR - MO 522      
417-419 5 Springfield MO 6275 UNITED STATES CELLULAR - MO 522   2020-12-19   
417-438 A Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 0 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 1 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 2 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 3 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 4 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 5 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 6 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 7 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 8 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-438 9 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 A Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 0 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 1 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 2 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 3 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 4 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 5 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 6 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 7 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 8 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-439 9 Joplin MO 6275 UNITED STATES CELLULAR - MO 522      
417-455 3 Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-455 6 Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-456 A Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-456 0 Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-456 1 Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-456 2 Neosho MO 6275 UNITED STATES CELLULAR - MO 522      
417-482 4 Springfield MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-20   
417-482 5 Springfield MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-20   
417-482 6 Springfield MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-20   

1 2 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.