United Nations Office

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)