NAC

NAC may refer to:

Arts

National Arts Centre, Canada
National Arts Club, New York
National Arts Council (Singapore), a statutory board of the Singapore government
Narodowe Archiwum Cyfrowe, Polish National Digital Archives

NAC Air, a former Native owned air carrier, Canada
National Air Communications, a British government organisation 1939-1940
National Airways Corporation (South Africa), a South African commercial aviation company
Nauru Air Corporation, the national airline of the Pacific island Republic of Nauru
Naval Aircrewman, US Navy staff having undergone naval aircraft training
New Zealand National Airways Corporation, the former national domestic airline of New Zealand
Northern Air Cargo, a cargo airline based in Anchorage, Alaska, US

National Advisory Council, an advisory body set up to monitor the implementation of the UPA government's manifesto in India
Naturist Action Committee, the political adjunct to The Naturist Society
New Agenda Coalition, a group of states advocating nuclear disarmament
North Atlantic Council, the most senior political governing body of NATO
Nyasaland African Congress, a political party in Malawi

Native American Church, the most widespread indigenous religion among Native Americans
New Apostolic Church, a chiliastic church
Pontifical North American College, an American seminary in Rome

NAC TV, a cable community channel in Neepawa, Manitoba
Newspaper Agency Corporation, a printing, delivery and advertising company jointly owned by the Deseret Morning News and The Salt Lake Tribune
New Age/Adult Contemporary, precursor to the Smooth Jazz based radio format

Narrow Angle Camera, one of two cameras which form part of the Imaging Science Subsystem in the NASA Cassini orbiter
Network Access Code, an access feature for public safety radios
Network Access Control, a piece of technology that controls access to a network
Network Admission Control, a computer network security device

N-Acetylcarnosine, an experimental pharmacological agent for cataract treatment
N-Acetylcysteine, a pharmacological agent, inhibitor of reactive oxygen species, used mainly as a mucolytic
Certified Nursing Assistant, or Nursing Assistant Certified, a person who assists individuals with healthcare needs
Nucleus accumbens

CA Oradea, Nagyváradi Atlétikai Club, Hungarian name of a Hungarian, Romanian dissolved football club from Oradea (Nagyvárad)
NAC Breda, a Dutch football club from Breda
NAC Stadion, a multi-use stadium in Breda, Netherlands
Nacional Atlético Clube (disambiguation), several Brazilian football teams
National Aquatic Centre, the home of Irish swimming
North America Challenge, a laser tag competition in the US and Canada
North Atlantic Conference, a U.S. collegiate athletic conference based in New England
Northern Athletics Conference, former name of the U.S. collegiate athletic conference based in the Midwest

Notified Area Council, one of the three type of Urban system in India
North American Confederacy, a fictional government in the novel The Probability Broach by L. Neil Smith
Natural Area Code, a proprietary geocode system for identifying an area anywhere on the Earth
National Agency Check, part of a National Agency Check with Local Agency Check and Credit Check for a U.S. Security Clearance