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: 559

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-559 A Crows-Hematite VA WSSPWVDRRS1  127G FRONTIER COMMUNICATIONS OF VIRGINIA, INC. - VA 254      
540-559 0 Crows-Hematite VA   566J RADIANTIQ LLC 254   2021-07-11   
540-559 4 Crows-Hematite VA WSSPWVDRRS1  127G FRONTIER COMMUNICATIONS OF VIRGINIA, INC. - VA 254      
540-559 5 Crows-Hematite VA CHTNWVLEJMD  138E ONVOY, LLC VA 254   2019-09-03   
540-559 6 Crows-Hematite VA HNTNWVDT0MD  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 254   2016-01-16   
540-559 8 Crows-Hematite VA CHTNWVLEJMD  138E ONVOY, LLC VA 254   2020-11-03   
540-559 9 Crows-Hematite VA CHTNWVLEJMD  138E ONVOY, LLC VA 254   2020-11-03   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.