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
571-918 A Leesburg VA LSBGVALBEMD  7773 COMCAST PHONE OF VIRGINIA, INC. - VA 246      
571-918 0 Leesburg VA   7773 COMCAST PHONE OF VIRGINIA, INC. - VA 246   2006-12-04   
571-918 1 Leesburg VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2008-03-19   
571-918 2 Leesburg VA   9213 VERIZON VIRGINIA, INC. 246   2007-11-22   
571-918 3 Leesburg VA   9213 VERIZON VIRGINIA, INC. 246   2007-11-22   
571-918 4 Leesburg VA   7773 COMCAST PHONE OF VIRGINIA, INC. - VA 246   2007-08-08   
571-918 5 Leesburg VA   9213 VERIZON VIRGINIA, INC. 246   2007-11-22   
571-918 6 Leesburg VA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 246   2008-01-29   
571-918 7 Leesburg VA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 246   2008-02-14   
571-918 8 Leesburg VA   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 246   2008-02-15   
571-918 9 Leesburg VA   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 246   2008-02-15   

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.