1. Copart: Copart is one of the largest online auto auctions in the world. They sell a wide variety of vehicles, including salvage cars, repairable cars, and clean title cars.
2. IAAI: IAAI is another large online auto auction. They also sell a wide variety of vehicles, including salvage cars, repairable cars, and clean title cars.
3. Manheim: Manheim is a wholesale auto auction that is open to the public. They sell a wide variety of vehicles, including salvage cars, repairable cars, and clean title cars.
4. eBay Motors: eBay Motors is a popular online marketplace where you can find a variety of vehicles for sale, including auction cars.
5. Autotrader: Autotrader is another popular online marketplace where you can find a variety of vehicles for sale, including auction cars.
6. Cars.com: Cars.com is a popular online marketplace where you can find a variety of vehicles for sale, including auction cars.
7. Craigslist: Craigslist is a classifieds website where you can find a variety of items for sale, including cars. You can often find auction cars for sale on Craigslist.
It's important to note that when buying an auction car, you should do your research and inspect the vehicle carefully before making a purchase. You should also be aware of the terms and conditions of the auction and any buyer's fees that may apply.