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: 379

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-379 A Downing MO DWNGMOFRRS0  9533 SOUTHWESTERN BELL 524      
660-379 0 Downing MO KSCYMO55DSG  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 524   2014-05-03   
660-379 1 Downing MO DWNGMOFRRS0  9533 SOUTHWESTERN BELL 524      
660-379 2 Downing MO DWNGMOFRRS0  9533 SOUTHWESTERN BELL 524      
660-379 3 Downing MO KSCYMO55XXX  093F ONVOY, LLC - MO 524   2021-07-23   
660-379 4 Downing MO KSCYMO55XXX  093F ONVOY, LLC - MO 524   2021-08-27   
660-379 5 Downing MO KSCYMO09QMD  516C AT&T CORP. 524   2024-10-07   
660-379 7 Downing MO KSCAMO961MD  508J CENTURYLINK COMMUNICATIONS, LLC 524   2014-05-07   
660-379 9 Downing MO KSCYMO55XNY  073H TELNYX LLC 524   2019-09-30   

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

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