Hours for: ZRiver Valley District Library Day Open Close MON 9:00 AM 8:00 PM TUE 9:00 AM 8:00 PM WED 9:00 AM 8:00 PM THU 9:00 AM 8:00 PM FRI 9:00 AM 8:00 PM SAT 9:00 AM 1:00 PM SUN CLOSED Location Information 214 S Main St PORT BYRON, IL 61275 309-523-3440