Athletics with 9.
Most World Series won: New York Yankees - 27.
3
Washington Nationals Seattle Mariners
The Washington Nationals and the Seattle Mariners are the only two active MLB teams that have never been in the World Series.
The Oakland Athletic have the third most World Series titles with 9.
Most World Series won: New York Yankees - 27.
No. But yes in the World Series, but only in games played in AL parks.
Derek Jeter
Yankees
Sean Casey
Yes. The Yankees won 27 World Series, the most in MLB history.