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: 924

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-924 A Mansfield MO MNFDMOXARS0  9784 BRIGHTSPEED OF MISSOURI, LLC 522      
417-924 0 Mansfield MO   093F ONVOY, LLC - MO 522   2019-12-02   
417-924 1 Mansfield MO   9784 BRIGHTSPEED OF MISSOURI, LLC 522      
417-924 2 Mansfield MO   9784 BRIGHTSPEED OF MISSOURI, LLC 522      
417-924 3 Mansfield MO   9784 BRIGHTSPEED OF MISSOURI, LLC 522      
417-924 4 Mansfield MO   9784 BRIGHTSPEED OF MISSOURI, LLC 522      
417-924 5 Mansfield MO   093F ONVOY, LLC - MO 522   2018-11-07   
417-924 6 Mansfield MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 522   2013-01-08   
417-924 7 Mansfield MO   073H TELNYX LLC 522   2020-08-01   
417-924 8 Mansfield MO   9784 BRIGHTSPEED OF MISSOURI, LLC 522      
417-924 9 Mansfield MO   145J TERRA NOVA TELECOM INC. 522   2026-01-10   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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