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: 205

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-205 A Sweet Springs MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
660-205 0 Sweet Springs MO   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
660-205 1 Sweet Springs MO   073H TELNYX LLC 524   2020-08-07   
660-205 2 Sweet Springs MO   093F ONVOY, LLC - MO 524   2018-10-28   
660-205 7 Sweet Springs MO   508J CENTURYLINK COMMUNICATIONS, LLC 524   2013-11-06   
660-205 8 Sweet Springs MO   356H NETGENUITY INC. 524   2022-11-24   
660-205 9 Sweet Springs MO   356H NETGENUITY INC. 524   2022-11-24   

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

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