CCF has campaigned against positions held by People for the Ethical Treatment of Animals, and Physicians Committee for Responsible Medicine, the Center for Science in the Public Interest, Mothers Against Drunk Driving, and Oceana. It operates a number of websites, such as ActivistCash.com, CSPIscam.com, PhysicianScam.com, FishScam.com and PetaKillsAnimals.com.