Finals of both the men's and women's tournaments will be held at the Melbourne Cricket Ground.
Australia will begin their 2020 campaign against Pakistan on October 24 at the Sydney Cricket Ground.
The tournament starts on February 21, with the final also being held at the MCG on March 8, International Women's Day.
Women's defending champions Australia will play India in the opening game of the tournament whereas men's tournament will open its Super 12 stage with hosts Australia taking on Pakistan, now the world's top-ranked team.
Ten women teams will contest 23 matches and 16 men teams will contest 45 matches across Australia in eight host cities and 13 venues.
Earlier, as per the ICC's qualification criteria, Afghanistan earned direct qualification to the Super 12 stage of the tournament by finishing in the top 8 ranked teams in ICC T20I rankings as of 31st December 2018.
Quinton de Kock's brilliant knock was enough for South Africa to clinch a series win in the 50-over format against Pakistan after winning the fifth and final ODI by seven-wicket margin in Cape Town on Wednesday. Defending champions West Indies play their first Super 12 group stage match against New Zealand on October 25 in Melbourne.
The SCG and the Adelaide Oval will host the semi-finals on November 11 and 12 respectively, while the final will be held at the MCG on November 15.
"With the Women's T20 World Cup up first, we'll be calling on cricket fans to bring their families, friends and communities to support the best players in the world".
Group -1 consists of Pakistan, Australia, New Zealand, incumbent champion West Indies, and two teams from the first round.
England and Australia aren't guaranteed to meet each other either. "Malik captained the side well in the fourth ODI but he has already said that he will retire from ODI cricket after World Cup 2019", he said.