4A

4A or IV-A may refer to :

• 4A, Ararat International Airlines' IATA airline designator
• 4A, a series of Toyota A engine produced by Toyota Motor Corporation (1982-2002)
• 4A, the production code for the 1974–75 Doctor Who serial Robot
• 4A Centre for Contemporary Asian Art, Sydney, Australia
• 4A Engine, a video game engine developed by 4A Games
• 4A Games, a video game development company in Ukraine
• Calabarzon or Region IV-A, a province in Philippines
• Pixel 4a, an Android smartphone
• Vermont Route 4A, a highway in Vermont, U.S.
• Zeolite 4A, a sodium-type molecular sieve

See also

• 4A/OP, a radiative transfer model for the infrared
• Long March 4A, a Chinese rocket
• Stalag IV-A, a German prisoner of war camp
• TI-99/4A, a 1981 home computer
• AAAA (disambiguation)
• A4 (disambiguation)
• Iva (disambiguation)

Topics referred to by the same term

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