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: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-931 A Santa Rosa Beach FL FTWBFLXAYMD  937C ONVOY, LLC - FL 44815      
850-931 0 Santa Rosa Beach FL FTWBFLXAXPX  566J RADIANTIQ LLC 44815   2021-02-22   
850-931 2 Santa Rosa Beach FL FTWBFLXAYMD  937C ONVOY, LLC - FL 44815   2020-08-28   
850-931 3 Santa Rosa Beach FL FTWBFLXAYMD  937C ONVOY, LLC - FL 44815   2020-08-28   
850-931 7 Santa Rosa Beach FL FTWBFLXAYMD  937C ONVOY, LLC - FL 44815   2020-08-16   
850-931 8 Santa Rosa Beach FL   506J TWILIO INTERNATIONAL INC 44815   2021-02-19   
850-931 9 Santa Rosa Beach FL FTWBFLXAYMD  937C ONVOY, LLC - FL 44815   2020-08-16   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.