Okul Yöneticileri Derneği (School Heads Association)Non-profit/Non-Governmental Organisation·İstanbul, TurkeyNicht beansprucht
Olhar PoenteNon-profit/Non-Governmental Organisation·Praia da Vitória (Terceira), PortugalNicht beansprucht
Olhar Poente - Associação DesenvolvimentoNGO·Agualva - Praia da Vitória, PortugalESC-akkreditiertNicht beansprucht
Omladinska Kulturna Organizacija (Youth Cultural Organisation)Non-profit/Non-Governmental Organisation·Mladenovac, SerbiaNicht beansprucht
Omladinska organizacija SvitacNGO·Brcko district of BiH, Bosnia and HerzegovinaESC-akkreditiertNicht beansprucht
