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: 570

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-570 A Sedalia MO OVPLKSAK0MD  356H NETGENUITY INC. 524      
660-570 0 Sedalia MO   073H TELNYX LLC 524   2017-03-17   
660-570 1 Sedalia MO   993E BANDWIDTH.COM CLEC, LLC - MO 524   2017-08-13   
660-570 2 Sedalia MO   356H NETGENUITY INC. 524   2015-03-19   
660-570 3 Sedalia MO   5562 METROPCS, INC. 524   2017-09-14   
660-570 4 Sedalia MO   093F ONVOY, LLC - MO 524   2018-09-28   
660-570 5 Sedalia MO   093F ONVOY, LLC - MO 524   2017-10-31   
660-570 6 Sedalia MO   093F ONVOY, LLC - MO 524   2018-05-05   
660-570 7 Sedalia MO   093F ONVOY, LLC - MO 524   2018-05-05   
660-570 8 Sedalia MO   093F ONVOY, LLC - MO 524   2018-08-23   
660-570 9 Sedalia MO   093F ONVOY, LLC - MO 524   2018-08-23   

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

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