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.

Union Hall, VA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
540-565 A RONKVALK5MD  4979 SHENTEL COMMUNICATIONS, LLC. - VA 244      
540-565 0   4979 SHENTEL COMMUNICATIONS, LLC. - VA 244   2010-11-20   
540-565 1   624H ONVOY SPECTRUM, LLC 244   2021-12-02   
540-565 2   624H ONVOY SPECTRUM, LLC 244   2021-12-02   
540-565 3   138E ONVOY, LLC - VA 244   2020-12-07   
540-565 4   138E ONVOY, LLC - VA 244   2020-12-07   
540-565 5   138E ONVOY, LLC - VA 244   2020-04-29   
540-565 6   138E ONVOY, LLC - VA 244   2020-11-03   
540-565 7   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2013-12-11   
540-565 8   138E ONVOY, LLC - VA 244   2020-11-03   
540-565 9   138E ONVOY, LLC - VA 244   2021-07-25   
540-576 A UNHLVAXARS0  0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 0   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 1   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 2   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 3   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 4   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 5   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 6   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 7   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
540-576 9   0254 BRIGHTSPEED OF VIRGINIA, LLC 244      
826-867 A RCMTVAXAVMD  138E ONVOY, LLC - VA 244      
826-867 0   138E ONVOY, LLC - VA 244   2023-10-28   
826-867 1   138E ONVOY, LLC - VA 244   2023-10-28   
826-867 5   145J TERRA NOVA TELECOM INC. 244   2025-07-10   
826-867 6   4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 244   2024-02-24   
826-867 7   138E ONVOY, LLC - VA 244   2023-01-02   
826-867 8   138E ONVOY, LLC - VA 244   2023-01-02   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.