Depending on what you are looking for:
Athletics Franchise (Philadelphia & Oakland)
World Series Championships 9
World Series Game Victories 41
World Series Championships 4
World Series Game Victories 17
While in Oakland the Athletics have been to the World Series 6 times. They won the World Series in 1972, 1973, 1974, and 1989. They lost in 1988 and 1990.
Since 1973 the Oakland A's have won three World Series championships. They won in 1973, 1974 and 1989.
In the world series it is best of 7.
Since the Athletics moved to Oakland in 1967, they have lost 2 World Series:1) 1988 to the Los Angeles Dodgers2) 1990 to the Cincinnati Reds
The Giants haveappeared in five World Series since they moved from New York to San Francisco in 1958. The results (world championships in bold):1962 World Series -- New York Yankees 4 games, San Francisco 3.1989 World Series -- Oakland Athletics 4 games, San Francisco 0.2002 World Series -- Anaheim Angels 4 games, San Francisco 3.2010 World Series -- San Francisco 4 games, Texas Rangers 1.2012 World Series -- San Francisco4games,Detroit Tigers 0.
Three
The 1972 World Series went to 7 games, won by the Oakland Athletics over the Cincinnati Reds.
Since the Athletics moved to Oakland they have been in 6 World Series (1972, 1973, 1974, 1988, 1989, 1990) and have played 32 World Series games, winning 17 and losing 15.
The Oakland Athletics won 9 World Series titles in 14 World Series appearances.
While in Oakland the Athletics have been to the World Series 6 times. They won the World Series in 1972, 1973, 1974, and 1989. They lost in 1988 and 1990.
The Oakland Athletics have won 9 World Series titles out of 14 appearances.
Since 1973 the Oakland A's have won three World Series championships. They won in 1973, 1974 and 1989.
9 Times
The Giants have appeared in six World Series since they moved from New York to San Francisco in 1958. The results:1962 World Series -- New York Yankees 4 games, San Francisco 3.1989 World Series -- Oakland Athletics 4 games, San Francisco 0.2002 World Series -- Anaheim Angels 4 games, San Francisco 3.2010 World Series -- San Francisco 4 games, Texas Rangers 1.2012 World Series -- San Francisco 4 games, Detroit Tigers 0.2014 World Series -- San Francisco 4 games, Kansas City Royals 3.
The Athletics have been to 14 World Series: 8 as the Philadelphia Athletics and 6 as the Oakland Athletics.
In the world series it is best of 7.
The Giants have appeared in six World Series since they moved from New York to San Francisco in 1958. The results:1962 World Series -- New York Yankees 4 games, San Francisco 3.1989 World Series -- Oakland Athletics 4 games, San Francisco 0.2002 World Series -- Anaheim Angels 4 games, San Francisco 3.2010 World Series -- San Francisco 4 games, Texas Rangers 1.2012 World Series -- San Francisco 4 games, Detroit Tigers 0.2014 World Series -- San Francisco 4 games, Kansas City Royals 3.