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: 870

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-870 A Fredericksburg VA WNCHVAWC8MD  624H ONVOY SPECTRUM, LLC 246      
540-870 0 Fredericksburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2018-12-15   
540-870 1 Fredericksburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2018-12-15   
540-870 2 Fredericksburg VA WNCHVAWCKMD  7849 LUMOS NETWORKS INC. - VA 246   2018-10-29   
540-870 3 Fredericksburg VA WNCHVAWC8MD  624H ONVOY SPECTRUM, LLC 246   2018-07-30   
540-870 4 Fredericksburg VA LSBGVALBX7X  318J COMCAST IP PHONE, LLC 246   2021-09-11   
540-870 5 Fredericksburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2018-10-03   
540-870 6 Fredericksburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2018-10-03   
540-870 7 Fredericksburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2018-10-03   
540-870 8 Fredericksburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2018-10-03   
540-870 9 Fredericksburg VA LSBGVALBX7X  318J COMCAST IP PHONE, LLC 246   2021-09-11   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.