- MU Alumni Association 123 Reynolds Alumni Center Columbia, MO 65211 Toll Free: 1-800-372-6822 Local: 573/882-6611 Fax: 573/882=5145 Email: muaa@mizzou.com Mizzou Day with the St. Louis Cardinals The 2nd Mizzou Day will take place on Saturday, June 29 when the Cards battle the Cincinnati Reds at Busch Stadium. Get your tickets now for a night of fun at the ballpark. Click here for more ...www.mizzou.com