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: 672

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-672 A Ash Grove MO ASGVMOORRS0  9533 SOUTHWESTERN BELL 522      
417-672 1 Ash Grove MO   9533 SOUTHWESTERN BELL 522      
417-672 6 Ash Grove MO   7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 522   2009-09-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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