Alco typically refers to the American Locomotive Company, a defunct locomotive manufacturer. Alco may also refer to: Companies ALCO Stores, a defunct American discount store Alco Hydro-Aeroplane Company, the original name of the company that became Lockheed Corporation ALCO was a trade name of the British company Arthur Lyon & Co of London Places Alco, Arkansas, an unincorporated community in Stone County Alco, Louisiana, an unincorporated community in Vernon Parish Other uses Alcon (classical history), an Ancient Greek name whose Latin form Alco is also used in English Acción Cultural Loyola (ACLO), a Bolivian radio network ALCO, the Asset and liability management committee See also Alko, the national alcoholic beverage retailing monopoly in Finland