Town Hall Address 2401 Veterans Memorial Pkwy Mount Vernon, IL 62864 United States- Rock Island County Zoning (618) 242-4450 2401 Veterans Memorial Pkwy Mount Vernon, IL 62864 United States Town Clerk (618) 242-4450 2401 Veterans Memorial Pkwy Mount Vernon, IL 62864 United States Tax Collector 309-558-3510 1504 3rd Ave Rock Island, IL 61201 United States County Rock Island