ARCO

Atlantic Richfield Company
	Logo used from 1970-2000, still used as a secondary logo
Trade name	ARCO
Company type	Subsidiary
Industry	Petroleum;
Predecessor	Atlantic Petroleum; Richfield Oil Corporation;
Founded	January 3, 1966
Defunct	April 18, 2000
Fate	Acquired by BP, brand now owned by Marathon Petroleum Corporation
Headquarters	New York (1966–1971); Los Angeles (1971–2000); Houston (2000–2012); San Antonio (2012–2018); Findlay, Ohio (2018–present);
Number of locations	1,200 (in 2000)
Area served	United States
Owner	Marathon Petroleum Corporation
Website	arco.com

ARCO (/ˈɑːrkoʊ/ AR-koh) is a brand of gasoline stations owned by Marathon Petroleum. BP, which formerly owned the brand, uses it in Northern California, Oregon and Washington, while Marathon has rights for the rest of the United States and Mexico.^[1]

ARCO was established in 1966 as the Atlantic Richfield Company, an independent oil and gas company formed from the merger of Atlantic Petroleum and the Richfield Oil Corporation.