# NSA (disambiguation)

NSA is the National Security Agency, a United States governmental agency.
NSA may also refer to:

## Organizations

* National Safety Associates, a Tennessee-based multilevel marketing company
* National Scrabble Association, a group of Scrabble players
* National Security Archive, a nongovernmental research institution at George Washington University
* National Sheep Association, a trade association in the UK for sheep farming
* National Sheriffs' Association, an organization of law enforcement specialists in the U.S.
* National Smokers Alliance, an organization that opposed anti-smoking legislation in the United States
* National Socialism Association, a Taiwanese neo-Nazi organisation
* National Softball Association, a U.S. support organization for players of the game
* National Speakers Association, a professional speakers' organization
* National Spiritual Assembly, an administrative body of the Bahá'í Faith
* National Sports Academy "Vasil Levski", Bulgaria
* National Sports Academy (Lake Placid, New York), a former preparatory school for winter-sport athletes
* National Student Association, an American student organization from the 1940s-'70s
* National Stuttering Association, U.S.
* New Saint Andrews College, in Idaho, U.S.
* New Syrian Army, a group of Syrian Arab Army defectors established during the Syrian Civil War
* Nichiren Shoshu America, an earlier name for the American division of present-day Soka Gakkai International
* Norwegian Shipowners' Association, the Norwegian shipowners organization in Norway
* North Sunflower Academy, a school in Sunflower County, Mississippi, U.S.

### Government

* Supreme Administrative Court of Poland (Naczelny Sąd Administracyjny), the Polish court of last resort for administrative law disputes
* National Security Agency (Bahrain), a Bahrain governmental agency
* National Security Agency (Montenegro), a Montenegrin governmental agency
* National Security Authority, a Norwegian intelligence agency
* NATO Maintenance and Supply Agency, a NATO agency located in Capellen, Luxembourg
* NATO Standardization Agency, a NATO agency located in Brussels, Belgium

## Government position

* National Security Advisor (Canada)
* National Security Advisor (India)
* National Security Advisor (United States)
* National Security Adviser (United Kingdom)

## Other uses

* National scenic area, a conservation designation used in several countries
* National Supers Agency, a fictional organization of superheroes from the film The Incredibles
* National Sound Archive, a sound archive hosted by the British Library
* National Security Area, a designated airspace through which flight is discouraged in the US
* Naypyitaw State Academy, a state-run university in Myanmar
* Neue Schubert-Ausgabe, 20th-21st century edition of Franz Schubert's compositions
* New Series Adventures (Doctor Who), a series of novels based on the television programme Doctor Who
* New Statistical Account of Scotland, United Kingdom
* Notizie degli scavi di antichità, an Italian archeological peer-reviewed journal
* Next Step Agencies, bodies which perform public functions of government but modeled on the private sector
* Non-standard analysis (since 1966), a variant of calculus using infinitesimals
* No sulphite added, wines without added sulphites
* Non-state actor, a non-state entity which participates in international relations
* Not seasonally adjusted, for a statistical time series; See Seasonal adjustment
* Non-standalone, a mode in which a 5G cellular network can be deployed, involving the use of the 5G NR (New Radio) technology in combination with a 4G core network