Town Hall Address 300 Main St. Cassville, MO 65625 United States- Barry County Website https://cityofcassville.com/ Town Clerk 417-847-4441 300 Main St. Cassville, MO 65625 United States Water 417-847-4441 300 Main St. Cassville, MO 65625 United States Sewer 417-847-4441 300 Main St. Cassville, MO 65625 United States Tax Collector 417-847-4441 300 Main St. Cassville, MO 65625 United States Town Hall Hours Monday - Friday 8 AM - 4:30 PM County Barry