There are multiple car rental companies to select from near United Nations Industrial Development Organization Headquarters in Vienna. About 3 kilometers away, Sixt is the closest to United Nations Industrial Development Organization Headquarters. Avis and Hertz are other options that are nearby. Finding fabulous deals from a big range of suppliers is a snap with Expedia. Simply enter your travel dates, pick-up and drop-off locations, then check the "Great Deal" box under our filter heading for exclusive offers.