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: 221

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-221 A Clever MO SPFDMOTLXDY  829J PAETEC ITEL, LLC 522      
417-221 0 Clever MO   624H ONVOY SPECTRUM, LLC 522   2024-03-28   
417-221 1 Clever MO   145J TERRA NOVA TELECOM INC. 522   2025-07-17   
417-221 3 Clever MO   993E BANDWIDTH.COM CLEC, LLC - MO 522   2013-04-22   
417-221 4 Clever MO   993E BANDWIDTH.COM CLEC, LLC - MO 522   2015-06-06   
417-221 5 Clever MO   993E BANDWIDTH.COM CLEC, LLC - MO 522   2016-07-21   
417-221 6 Clever MO   993E BANDWIDTH.COM CLEC, LLC - MO 522   2008-11-29   
417-221 7 Clever MO   829J PAETEC ITEL, LLC 522      
417-221 8 Clever MO   093F ONVOY, LLC - MO 522   2017-05-02   
417-221 9 Clever MO   993E BANDWIDTH.COM CLEC, LLC - MO 522   2017-05-28   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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