Alcoa is the company formerly known as Aluminum Company of America.
Alcoa may also refer to:
Alorton, Illinois, formerly known as Alcoa Alcoa, Tennessee, named for the company Alcoa Power Generating, a subsidiary of Alcoa Inc., in Pittsburgh, Pennsylvania Alcoa River Alcoa World Alumina and Chemicals ALCOA (attributable, legible, contemporaneously recorded, original or a true copy, and accurate); see GxP
See also United States v. Alcoa (2d Cir. 1945), a landmark antitrust decision in the United States (several ships)