It was held on 3–12 January 2020 at three venues in the Australian cities of Brisbane, Perth, and Sydney.

[1] On 1 July 2018, ATP director, Chris Kermode announced that he had plans to organize a men's team tennis tournament which came after the Davis Cup changed their format six months earlier.

[3] Four months later, on 15 November, the ATP with Tennis Australia announced that the tournament was renamed to the ATP Cup with twenty four teams playing at three cities in preparation for the Australian Open.

[7][16] The draw for the ATP Cup was revealed on 16 September 2019 with Brisbane getting Groups A and F, Perth getting Groups B and D, and Sydney getting Groups C and E.[17] On 14 November, the final five qualifiers were placed in the draw, along with Bulgaria, who were entered the competition after Switzerland withdrew after Roger Federer declined to participate due to logistical and travel issues.

[18] G = Group, T = Ties, M = Matches, S = Sets The knockout stage took place at the Ken Rosewall Arena in Sydney.