A6, A 6 or A-6 can refer to: Biology British NVC community A6 (Ceratophyllum submersum community), a British Isles plants community Xenopus A6 kidney epithelial cells in cell culture Subfamily A6, a Rhodopsin-like receptors subfamily Transportation List of A6 roads, a disambiguation page Route A6 (WMATA), a bus route operated by the Washington Metropolitan Area Transit Authority A6, the IATA code for Air Alps Aviation United Arab Emirates aircraft registration code vehicles : A-6 Int… (More on A6)