Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 417 [Rate centres in NPA 417] [Dial plan for NPA 417]

NXX: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-438 A Joplin MO LBNNMOBM0MD  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      

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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