Back in 1969, division play came to Major League Baseball (MLB) thus creating a League Championship Series (LCS) in both the American and National leagues.
The Pittsburgh Pirates top the list of MLB franchises that have lost the most LCS thereby falling short of reaching the World Series that season.
Following are the teams that have lost the most LCS:
7: Pittsburgh Pirates
6: Atlanta Braves
5: Oakland A’s, California/Los Angeles Angeles, Boston Red Sox
4: Los Angeles Dodgers, St. Louis Cardinals, Baltimore Orioles, Kansas City Royals, Philadelphia Phillies