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: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-440 A Leesburg VA CLPPVA940MD  5562 METROPCS, INC. 246      
571-440 0 Leesburg VA FRBGVAFBJMD  079F BANDWIDTH.COM CLEC, LLC - VA 246      
571-440 1 Leesburg VA LSBGVA151MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246      
571-440 2 Leesburg VA FRBGVAFBJMD  079F BANDWIDTH.COM CLEC, LLC - VA 246      
571-440 3 Leesburg VA CLPPVA940MD  5562 METROPCS, INC. 246      
571-440 4 Leesburg VA LSBGVALBX7X  318J COMCAST IP PHONE, LLC 246      
571-440 5 Leesburg VA FRBGVAFBJMD  079F BANDWIDTH.COM CLEC, LLC - VA 246      
571-440 6 Leesburg VA CLPPVA940MD  5562 METROPCS, INC. 246      
571-440 7 Leesburg VA FRBGVAFBJMD  079F BANDWIDTH.COM CLEC, LLC - VA 246      
571-440 8 Leesburg VA LSBGVALBZMD  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 246      
571-440 9 Leesburg VA CLPPVA940MD  5562 METROPCS, INC. 246      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.