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: 433

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-433 A Walker MO BASNMOXAXLX  965H FRACTEL, LLC 522      
417-433 3 Walker MO BASNMOXAXLX  965H FRACTEL, LLC 522   2020-02-15   
417-433 4 Walker MO   145J TERRA NOVA TELECOM INC. 522   2025-07-24   
417-433 9 Walker MO SPFDMOMCX9X  993E BANDWIDTH.COM CLEC, LLC - MO 522   2020-04-12   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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