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: 534

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-534 A Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 0 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 2 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 3 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 4 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 5 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 6 Seagrove Beach FL FTWBFLXAYMD  937C ONVOY, LLC - FL 44815   2019-10-22   
850-534 7 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 8 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      
850-534 9 Seagrove Beach FL SGBHFLXARS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44815      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.