MLB Team Origins By chris37 Apr 25, 1876 Chicago Cubs Jun 21, 1876 St. Louis Cardinals Sep 29, 1882 Cincinnati Reds Oct 9, 1883 Philadelphia Phillies Mar 7, 1890 Los Angeles Dodgers Nov 5, 1890 Pittsburgh pirates Oct 31, 1894 Detroit Tigers Apr 6, 1897 Cleveland Indians Mar 29, 1901 Boston Red Sox Sep 2, 1901 Chicago White Sox Apr 2, 1911 New York Yankees Feb 8, 1954 Baltimore Orioles Feb 28, 1957 San Francisco Giants Apr 2, 1957 New York Mets Feb 3, 1961 Minnesota Twins Feb 22, 1961 Los Angeles Angles of Anaheim Mar 18, 1962 Houston Astros Feb 27, 1966 Atlanta Braves Mar 11, 1968 Oakland Athletics Mar 17, 1969 Washington Nationals Mar 28, 1969 Milwaukee Brewers Nov 27, 1969 San Diego Padres Jan 11, 1972 Texas Rangers Jul 16, 1973 Kansas City Royals Dec 7, 1977 Seattle Mariners Dec 3, 1991 Colorado Rockies Jan 13, 1993 Florida Marlins May 29, 1997 Toronto Blue Jays Sep 19, 1997 Arizona Diamondbacks Jun 8, 1998 Tampa Bay Rays
