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: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-253 A Madison FL MDSNFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 953      
850-253 0 Madison FL MDSNFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 953      
850-253 1 Madison FL MDSNFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 953      
850-253 2 Madison FL TLHSFLXAX3Z  318J COMCAST IP PHONE, LLC 953   2009-11-30   
850-253 3 Madison FL MDSNFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 953      
850-253 4 Madison FL MDSNFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 953      
850-253 5 Madison FL TLHSFLXAXZY  6502 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL 953      
850-253 6 Madison FL MDSNFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 953      
850-253 7 Madison FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2010-09-09   
850-253 8 Madison FL MDSNFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 953      
850-253 9 Madison FL TLHSFLXAXQX  937C ONVOY, LLC - FL 953   2023-07-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.