 Standings at start of day | Results for August 3, 1888 Game 277: Des Moines 2, Milwaukee 0 |
| Game 277: Milwaukee @ Des Moines Des Moines 2, Milwaukee 0 Milwaukee Sentinel  | Game 278: Chicago @ Kansas City Kansas City 8, Chicago 4 Kansas City Times  | Game 279: St. Paul @ Omaha Omaha 7, St. Paul 1 Omaha Daily Bee  | Game 280: Minneapolis @ Sioux City Sioux City 4, Minneapolis 2 Sioux City Journal  |