Keywords: OPEC-building-02.jpg OPEC HQ in Vienna Austria; OPEC Zentrale in Wien Eingang zur OPEC Zentrale in Wien entrance of the OPEC headquarters in Vienna Sede de la OPEP en Viena Siège de l'OPEP à Vienne Autriche Штаб-ÐºÐ²Ð°Ñ Ñ‚Ð¸Ñ Ð° ОПЕК OPEC s högkvarter i Wien Street name Helferstorferstrasse House number 17 House name OPEC Conscription number Postal code 1010 Wien Wien AT photo taken by de Benutzer Priwo 2010-01-24 Priwo Administrative buildings in Vienna OPEC headquarters Files by User Priwo |