An, AN, aN, or an may refer to:

Businesses and organizations

* Airlinair (IATA airline code AN) *

Alleanza Nazionale National Alliance ( it, Alleanza Nazionale, AN) was a conservative political party in Italy.Luciano Bardi - Piero Ignazi - Oreste Massari, ''I partiti italiani'', Egea 2007, pp. 151, 173n. It was the successor of the Italian Social Movement (MSI ...

, a former political party in Italy * AnimeNEXT, an annual anime convention located in New Jersey *

Anime North Anime North (AN) is a non-profit, fan-run anime convention, held every year in Etobicoke, a district in Toronto, Ontario, Canada. Its major attractions, activities and events include a Masquerade, a Dealers Room, an Artists Alley, Guest of Ho ...

, a Canadian anime convention *

Ansett Australia Ansett Australia was a major Australian airline group, based in Melbourne, Australia. The airline flew domestically within Australia and from the 1990s to destinations in Asia. After operating for 65 years, the airline was placed into admini ...

, a major Australian airline group that is now defunct (IATA designator AN) * Apalachicola Northern Railroad (reporting mark AN) 1903–2002 ** AN Railway, a successor company, 2002– *

Aryan Nations Aryan Nations is a North American antisemitic, neo-Nazi, white supremacist organization that was originally based in Kootenai County, Idaho, about miles (4.4 km) north of the city of Hayden Lake. Richard Girnt Butler founded the group i ...

, a white supremacist religious organization *

Australian National Railways Commission The Australian National Railways Commission was an agency of the Government of Australia that was a railway operator between 1975 and 1998. It traded as Australian National Railways (ANR) in its early years, before being rebranded as Australian ...

, an Australian rail operator from 1975 until 1987 *

Antonov Antonov State Enterprise ( uk, Державне підприємство «Антонов»), formerly the Aeronautical Scientific-Technical Complex named after Antonov (Antonov ASTC) ( uk, Авіаційний науково-технічни� ...

, a Ukrainian (formerly