Organizations

Articles about institutions, associations and other organized bodies.

Articles in this category: 1384 Updated: April 29, 2026 Page 19 / 29

National Wildlife Federation

National Wildlife Federation — mission, programs, history and how to get involved

NATO

NATO

Naval Criminal Investigative Service

Naval Criminal Investigative Service (NCIS)

NCAA Division III

Netherlands Bridge League

Netherlands Bridge League (Nederlandse Bridge Bond)

Network Rail

Network Rail — owner and operator of Britain's railway infrastructure

New England Emigrant Aid Company

New England Emigrant Aid Company: purpose, activities, and influence in the 1850s

New York City Housing Authority Police Department

New York Knickerbockers (baseball)

New York Provincial Congress

New York Public Library

New-York Historical Society

NHK Symphony Orchestra

Niger Basin Authority

Nihon Ki-in

Nippon Sei Ko Kai

Nippon Sei Ko Kai — The Anglican Church in Japan

NNDB

Nobel Foundation

Non-Aligned Movement

Non-Aligned Movement (NAM)

Non-governmental organization

Non-governmental organization (NGO): definition, roles, and structure

Nonprofit organization

Nonprofit organization — purpose, structure, funding, and roles

North American Aerospace Defense Command

North American Aerospace Defense Command (NORAD)

North Atlantic Council

North Atlantic Treaty

North Atlantic Treaty (Washington Treaty, 1949)

Northeast Division (NHL)

Northeast Division (National Hockey League)

Northern Ireland Ambulance Service

Northern Ireland Fire and Rescue Service

Northwestern College

Northwestern College (Saint Paul, Minnesota)

Northwestern College (Illinois)

Norwegian Refugee Council

Norwegian Refugee Council (NRC)

NPY Women's Council

NPY Women's Council (Ngaanyatjarra Pitjantjatjara Yankunytjatjara Women's Council)

Nuffield College, Oxford

Oak Ridge Associated Universities

Occidental College

Occitan Wikipedia

Occupy movement

Occupy movement: grassroots protests against economic and social inequality

Oceania Football Confederation

Oceania Football Confederation (OFC)

OCLC

OCLC: Cooperative Library Services and the WorldCat Union Catalog

Odd Future Records

OECD

Organisation for Economic Co-operation and Development (OECD)

Office for the Coordination of Humanitarian Affairs

Office of Strategic Services

Office of Strategic Services (OSS) — U.S. World War II Intelligence Agency

Ofsted

Ofsted: England's Office for Standards in Education, Children's Services and Skills

Ohio Valley Conference

Ohio Valley Conference (OVC) — NCAA Division I collegiate athletic conference

Ohio Valley Wrestling

Oita Trinita

OMF International

OMF International (Overseas Missionary Fellowship)

Omiya Ardija

Omiya Ardija

Ōmiya Ardija

Ōmiya Ardija is a professional football club based in the Ōmiya ward of Saitama, Japan, known for its orange kit, squirrel emblem and participation in Japan's J.League system.