Vint Hill Economic Devmnt Auth 4263 Aiken Dr Warrenton, VA 20187 Phone : (540) 347-6965 Vint Hill Economic Devmnt Auth Business Category Farms General Farms Primarily Crop Fauquier County Of--taxes, Vint Hill Economic Development Authority Warrenton, VA 20186 Phone : (540) 347-6965 Business Category Government Offices & Public Schools