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: 850 [Rate centres in NPA 850] [Dial plan for NPA 850]

NXX: 764

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-764 A Cherry Lake FL TLHSFLXAXKX  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 953      
850-764 0 Cherry Lake FL TLHSFLXAXKX  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 953      
850-764 1 Cherry Lake FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2010-10-17   
850-764 2 Cherry Lake FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2011-04-29   
850-764 3 Cherry Lake FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2012-09-29   
850-764 4 Cherry Lake FL TLHSFLXAXQX  937C ONVOY, LLC - FL 953   2023-07-23   
850-764 5 Cherry Lake FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2014-02-09   
850-764 6 Cherry Lake FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2014-09-21   
850-764 7 Cherry Lake FL TLHSFLNG0MD  508J CENTURYLINK COMMUNICATIONS, LLC 953   2013-08-23   
850-764 8 Cherry Lake FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2015-04-05   
850-764 9 Cherry Lake FL TLHSFLXAXQX  937C ONVOY, LLC - FL 953   2020-10-12   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.