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: 210

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-210 A Urich MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
660-210 0 Urich MO   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
660-210 1 Urich MO   073H TELNYX LLC 524   2020-08-08   
660-210 2 Urich MO   093F ONVOY, LLC - MO 524   2018-10-28   
660-210 4 Urich MO   792K CHARTER IP ENABLED SERVICES, LLC 524   2024-04-21   
660-210 7 Urich MO   508J CENTURYLINK COMMUNICATIONS, LLC 524   2013-11-06   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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