Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 660 [Rate centres in NPA 660] [Dial plan for NPA 660]

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-623 A Tarkio MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524      
660-623 0 Tarkio MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524      
660-623 1 Tarkio MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2008-01-17   
660-623 6 Tarkio MO RCPTMO020MD  454H MIDWEST DATA CENTER, INC. - MO 524   2015-04-16   
660-623 8 Tarkio MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524   2022-02-18   
660-623 9 Tarkio MO MAVLMOXA2MD  5271 NORTHWEST MISSOURI CELLULAR LIMITED PARTNERSHIP 524   2007-01-24   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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