They generate over $3 billion in revenue every year.īy far the most significant development in recent years was the arrival of legal sports betting in 2018. Today, there are nine different casinos in operation in Atlantic City. The city quickly became the de facto home of casino gambling on the east coast. Pro-gambling legislation was passed in Atlantic City in 1976 following a public referendum. In this comprehensive guide, we go into detail on each and every casino in Atlantic City, past and present. Outside of Las Vegas, Atlantic City is hands-down the most iconic gambling city on the East Coast if not the whole United States.