Pennsylvania Online Casino Promo Codes PA Online Casino Promo Codes If you're interested in betting on sports too - compare our list of legal betting sites in Michigan. Michigan Online Casino Promo Codes Michigan Online Casino Promo Codes Players from across the country can also access free slot machines through sweepstakes casinos and social casinos which don’t require ANY real cash to play! You can read more about those social and sweepstakes casinos here. While real money online casino gaming is only currently legal in a few states (Connecticut, Delaware, Michigan, New Jersey, Pennsylvania, and West Virginia) it remains one of the most popular ways to partake in online gambling. Thousands of people log on to different online casino providers every day to roll the dice, spin the reel, and press their luck at winning real cash prizes from legal and regulated online casinos. Since Online Casino gaming became legal back in 2018, it’s been all the craze.