The 1888 Pittsburgh Alleghenys season was the seventh season of the Pittsburgh Alleghenys franchise and their second in the National League. The Alleghenys finished sixth in the league standings with a record of 66–68.
Image: 1888 Pittsburg Alleghenys
The 1888 Indianapolis Hoosiers finished with a 50–85 record in the National League, finishing in seventh place.
Image: 1888 Indianapolis Hoosiers