Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 660 [Rate centres in NPA 660] [Dial plan for NPA 660]

NXX: 647

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-647 A Windsor MO WNDSMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
660-647 0 Windsor MO WNDSMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
660-647 1 Windsor MO KSCYMO55XSY  073H TELNYX LLC 524   2020-08-08   
660-647 2 Windsor MO WNDSMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
660-647 3 Windsor MO WNDSMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
660-647 4 Windsor MO WRBGMO150MD  5607 CHARTER FIBERLINK - MISSOURI, LLC - MO 524   2023-11-12   
660-647 5 Windsor MO WNDSMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
660-647 6 Windsor MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524   2018-10-28   
660-647 7 Windsor MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524   2013-11-06   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.