United Nations Office may refer to: One of the three regional office complexes located away from United Nations Headquarters in New York City: United Nations Office at Geneva (UNOG) United Nations Office at Nairobi (UNON) United Nations Office at Vienna (UNON) Offices of the United Nations Secretariat: United Nations Office for Disarmament Affairs (UNODA) United Nations Office for Disaster Risk Reduction (UNDRR) United Nations Office for Outer Space Affairs (UNOOSA) United Nations Office for Partnerships (UNOP) United Nations Office for the Coordination of Humanitarian Affairs (OCHA) United Nations Office of Counter-Terrorism (UNOCT) United Nations Office of Internal Oversight Services (OIOS) United Nations Office of Legal Affairs (OLA) United Nations Office on Drugs and Crime (UNODC) Independent organizations: United Nations Office for Project Services (UNOPS)