Organizations
Articles about institutions, associations and other organized bodies.
Once Caldas
Once Caldas (Colombian football club)
One Laptop Per Child
Oneworld
oneworld (airline alliance)
OPEC
Open Handset Alliance
OpenStreetMap
OpenStreetMap — the collaborative open geographic database
Opus Dei
Orange Caramel
Orchestre de Paris
Order of Santiago
Order of the Phoenix
Order of the Phoenix (fictional secret society)
Order of the Solar Temple
Order of the Solar Temple — origins, beliefs, events and legacy
Ordnance Survey
Ordo Templi Orientis
Orduspor
Orduspor — Turkish football club from Ordu
ORF (broadcaster)
Organisation for the Prohibition of Chemical Weapons
Organisation for the Prohibition of Chemical Weapons (OPCW)
Organisation internationale de la Francophonie
Organisation internationale de la Francophonie (OIF)
Organisation of Islamic Cooperation
Organisation of Islamic Cooperation: purpose, structure, and activities
Organisation of the Commissioner for Philately and Scripophily
Commissioner for Philately and Scripophily (Soviet organization)
Organization
Organization: concept, structures, history, functions and types
Organization for Security and Co-operation in Europe
Organization of American States
Örgryte IS
Oriel College, Oxford
Orphanage
Orquesta Sinfónica Simón Bolívar
Östers IF
Ottawa Senators (original)
Ottawa Senators (original hockey club, 1883–1954)
Our Revolution
Outlaw motorcycle club
Oxfam
Oxfam: International confederation for poverty relief, development and advocacy
Oxford University Press
Oxford University Press: history, structure, and global publishing
Paedophile Information Exchange
Paedophile Information Exchange (PIE)
Palestine Liberation Organization
Palestine Liberation Organization (PLO)
Political organization founded in 1964 to represent Palestinians; historically combined armed struggle, diplomacy and governance roles and holds UN observer status since 1974.
Palestine Solidarity Campaign
Palestine Solidarity Campaign (UK)
Paneuropean Union
Parbatya Chattagram Jana Sanghati Samiti
Parbatya Chattagram Jana Sanghati Samiti (PCJSS)
Parents, Families and Friends of Lesbians and Gays
Parents, Families and Friends of Lesbians and Gays (PFLAG)
Paris Opéra Ballet
Paris-Saclay University
Paris‑Saclay University: a French research and innovation hub
Partnership
Partnership: types, legal forms, and social meaning
Partnership of a European Group of Aeronautics and Space Universities
Partnership of a European Group of Aeronautics and Space Universities (PEGASUS)
Peace Corps
Peace Corps: U.S. Volunteer Service for International Development
PEGI
Pan European Game Information (PEGI)