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: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

NXX: 593

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-593 A Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      
336-593 0 Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      
336-593 1 Danbury NC GNBONCEU50Z  580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2007-04-17   
336-593 2 Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      
336-593 3 Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      
336-593 4 Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      
336-593 5 Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      
336-593 6 Danbury NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-02-04   
336-593 7 Danbury NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2019-04-05   
336-593 8 Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      
336-593 9 Danbury NC DNBRNCXARS0  0471 CENTRAL TEL. CO. OF NC DBA CENTURYLINK 424      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.