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: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-258 A Leesburg VA LSBGVALBDS0  9213 VERIZON VIRGINIA, INC. 246      
571-258 0 Leesburg VA   9213 VERIZON VIRGINIA, INC. 246      
571-258 1 Leesburg VA   9213 VERIZON VIRGINIA, INC. 246      
571-258 2 Leesburg VA   9213 VERIZON VIRGINIA, INC. 246      
571-258 3 Leesburg VA   9213 VERIZON VIRGINIA, INC. 246      
571-258 4 Leesburg VA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 246   2005-06-21   
571-258 5 Leesburg VA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 246   2006-07-17   
571-258 6 Leesburg VA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 246   2006-10-31   
571-258 7 Leesburg VA   6664 SPRINT SPECTRUM L.P. 246   2007-08-03   
571-258 8 Leesburg VA   6664 SPRINT SPECTRUM L.P. 246   2006-12-08   
571-258 9 Leesburg VA   6664 SPRINT SPECTRUM L.P. 246   2006-12-08   

Last updated: Sun, 29 Sep 2019 14:17:11 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.