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.

Switch: DPISALXARS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
251-861 A Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      
251-861 2 Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      
251-861 3 Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      
251-861 4 Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      
251-861 5 Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      
251-861 6 Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      
251-861 7 Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      
251-861 8 Dauphin Island AL 9789 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 480      

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.