ARRL DXCC Rules: http://www.arrl.org/dxcc-rules
ARRL DXCC List: http://www.arrl.org/country-lists-prefixes
ARRL DXCC List of Current Entities: http://www.arrl.org/files/file/DXCC/2021_DXCC_Current.pdf
ARRL DXCC Deleted Entities: http://www.arrl.org/files/file/DXCC/2019_DXCC_Deleted_June.pdf
ARRL DXCC Entities List (Text Version): http://www.arrl.org/files/file/DXCC/2020 Current_Deleted.txt
ARRL DXCC Standings: http://www.arrl.org/dxcc-standings
ARRL DXCC Challenge: http://www.arrl.org/dxcc-challenge
Configuring LoTW for use with DXCC Awards: https://lotw.arrl.org/lotw-help/dxcc-setup/#linking
Introducing / Using Logbook of The World: https://lotw.arrl.org/lotw-help/
LoTW New User Guide: https://www.g4ifb.com/LoTW_New_User_Guide.pdf