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: 755

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-755 A Haymarket VA ARTNVAARXBY  965H FRACTEL LLC 236      
571-755 0 Haymarket VA ARTNVAARDS2  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 236   2020-11-20   
571-755 1 Haymarket VA   138E ONVOY, LLC VA 236   2021-02-07   
571-755 4 Haymarket VA VINNVACBDS0  138E ONVOY, LLC VA 236   2020-09-07   
571-755 5 Haymarket VA ARTNVAARXBY  965H FRACTEL LLC 236   2020-09-06   
571-755 6 Haymarket VA VINNVACBDS0  138E ONVOY, LLC VA 236   2020-09-07   
571-755 7 Haymarket VA ARTNVAARXFY  506J TWILIO INTERNATIONAL INC 236   2021-01-02   
571-755 8 Haymarket VA   138E ONVOY, LLC VA 236   2021-02-07   
571-755 9 Haymarket VA   138E ONVOY, LLC VA 236   2021-02-07   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.