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: 660

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-660 A Lamar MO SPFDMODL5MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 522      
417-660 1 Lamar MO SPFDMOMCXMX  939H COMMIO, LLC 522   2022-06-23   
417-660 2 Lamar MO SPFDMOTLX7Y  093F ONVOY, LLC - MO 522   2019-12-02   
417-660 3 Lamar MO SPFDMOTLX7Y  093F ONVOY, LLC - MO 522   2019-12-02   
417-660 4 Lamar MO SPFDMODL5MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 522      
417-660 5 Lamar MO SPFDMOMCX8X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 522   2017-02-13   
417-660 7 Lamar MO SPFDMOTLXQY  624H ONVOY SPECTRUM, LLC 522   2024-03-28   
417-660 8 Lamar MO SPFDMOTLX7Y  093F ONVOY, LLC - MO 522   2021-05-14   
417-660 9 Lamar MO SPFDMOTLXBX  5562 METROPCS, INC. 522   2004-09-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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