Tompkins State Bank Address: 102 S Main St, Avon, IL 61415 Phone: (309) 465-3834 Banks, Mortgages, Loans, Safe Deposit Box-Rental Other Businesses: Town Tavern at 101 N Main St, Avon, IL 61415 Main Street Cafe at 101 S Main St, Avon, IL 61415 Milano's at 119 S Main St, Avon, IL 61415 Casey's General Store at 201 N Main St, Avon, IL 61415