Hours for: NIACC Library Day Open Close MON 7:30 AM 8:00 PM TUE 7:30 AM 8:00 PM WED 7:30 AM 8:00 PM THU 7:30 AM 8:00 PM FRI 7:30 AM 4:00 PM SAT CLOSED SUN CLOSED Location Information 500 College Drive Mason City, IA 50401 641-422-4193 http://www.niacc.edu/library