C
- Cango Incorporated- Small Canadian petroleum group, partners with Esso Imperial Oil
- Gas Rite
- Sunys
- Cango
- CHS, Inc.
- Cenex — United States(Mainly Midwest, Western U.S. and Southwest U.S.)
- Challenge (gasoline) - New Zealand
- Chevron — International
- Chevron — United States and Canada
- Texaco — Europe, United States and Latin America
- Caltex — Asia, Africa, Oceania
- Ampol — Australia
- Golden Fleece — Former petroleum brand used in Australia
- Citgo
- Clark; United States: now licensed brand only
- ConocoPhillips
- Burlington Resources
- Conoco — southeast and central United States
- Phillips (Phillips 66)
- Supplied by Suncor Energy in Colorado
- 76 (former brand of Union Oil of California, which has exited the retail fuel business)
- Circle K mainly on C-stores, often with 76 gasoline
- Jet — Europe and Thailand
- ProJet — Malaysia, sold late 2007 to Shell
- Cosan — Brazil; Acquired Esso's Brazilian distribution business and is slowly phasing in its own brand.
- Delta — Panama
- Coastal — being phased out in most US States
- Copec — Chile
- CountryMark; Indiana
- Cosmo Oil — Japan
- Chinese Petroleum Corporation — Republic of China (Taiwan)
- Crevier — Canada
- Crystal Flash Petroleum — United States(Indiana) Crystal Flash website
- Cupet — Cuba
Read more about this topic: List Of Automotive Fuel Brands