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: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 640

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-640 A Culpeper VA CLPPVA947MD  939H COMMIO, LLC 246      
540-640 0 Culpeper VA CLPPVA947MD  939H COMMIO, LLC 246   2017-07-09   
540-640 1 Culpeper VA CLPPVA947MD  939H COMMIO, LLC 246   2024-02-14   
540-640 2 Culpeper VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2023-11-21   
540-640 3 Culpeper VA CLPPVA947MD  939H COMMIO, LLC 246   2024-02-14   
540-640 4 Culpeper VA   5832 CORETEL VIRGINIA, LLC - VA 246   2019-04-23   
540-640 5 Culpeper VA   5832 CORETEL VIRGINIA, LLC - VA 246   2019-04-23   
540-640 6 Culpeper VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2018-11-18   
540-640 7 Culpeper VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2024-07-05   
540-640 8 Culpeper VA CLPPVA947MD  939H COMMIO, LLC 246   2024-02-14   
540-640 9 Culpeper VA CLPPVA947MD  939H COMMIO, LLC 246   2024-02-14   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.