Welcome to the official Bank of Prairie du Sac LinkedIn Page! 608.643.3393 www.bankpds.com 555 Park Ave. Prairie du Sac, WI 5 ... 3578 865 Phillips Blvd. Sauk City, WI 53583 Hours: Monday - Friday Prairie du Sac and Sauk City Drive Up: 8:00 AM to 5:30 PM Lobby: 8:30 AM to 4:30 PM Prairie du Sac Drive Up & Lobby Saturday: 9:00 AM to Noon Sauk City Drive Up Saturday: 9:00 AM to Noon Member FDIC. Bank of Prairie du Sac is an Equal Housing Lender and lends without regard to race, color, religion, national origin, sex, handicap, or familial status. NMLS# 673057 read more