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: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-677 A Gulf Breeze FL PNSCFLWATMD  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 44813      
850-677 0 Gulf Breeze FL PNSCFLWATMD  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 44813   2005-02-14   
850-677 1 Gulf Breeze FL PNSCFLWATMD  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 44813   2005-12-08   
850-677 2 Gulf Breeze FL PNSCFLFPX1X  624H ONVOY SPECTRUM, LLC 44813   2024-01-03   
850-677 3 Gulf Breeze FL PNSCFLWATMD  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 44813   2006-09-06   
850-677 4 Gulf Breeze FL PNSCFLWATMD  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 44813      
850-677 5 Gulf Breeze FL FTWBFLXAHMD  982E BANDWIDTH.COM CLEC, LLC - FL 44813   2010-10-22   
850-677 6 Gulf Breeze FL PNSCFLWAXJY  8773 NETWORK TELEPHONE CORPORATION - FL 44813   2004-02-01   
850-677 7 Gulf Breeze FL PNSCFLWAXJY  8773 NETWORK TELEPHONE CORPORATION - FL 44813   2004-02-01   
850-677 8 Gulf Breeze FL PNSCFLWAXNX  919F MCC TELEPHONY OF FLORIDA, LLC - FL 44813   2010-05-14   
850-677 9 Gulf Breeze FL PNSCFLWAXNX  919F MCC TELEPHONY OF FLORIDA, LLC - FL 44813   2006-12-04   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.