Some sites to play online racing games include AGame and Game Freak. Both sites feature a huge variety of online racing games, all of which are completely free to play.
AGame offers an enormous selection of racing games, with literally hundreds of titles available to play. The site's selection covers a wide range of racing genres, including uphill racing, city racing, stunt driving, circuit racing, motorcycle racing, car customization games, line racing, horse racing, BMX racing, rally games, boat racing, kart racing and dirt bike racing. Game Freak also offers an extensive selection of racing titles, such as "City Taxi Driver," "Crazy Racers" and "Thundercars." The site allows players to see which games are the highest rated and also which are the most frequently played.