Town Hall Address 404 S Jefferson St. Ava, MO 65608 United States- Douglas County Website https://avamissouri.org Town Clerk 417-683-5516 Ext. 204 404 S Jefferson St. Ava, MO 65608 United States Water 417-683-4122 404 S Jefferson St. Ava, MO 65608 United States Sewer 417-683-4122 404 S Jefferson St. Ava, MO 65608 United States Tax Collector 417-683-4122 404 S Jefferson St. Ava, MO 65608 United States Code Enforcement 417-683-5516 Ext. 205 404 S Jefferson St. Ava, MO 65608 United States County Douglas