North Carolina Betting Sites. Legal Online Sports Betting. College Football, MLB, UFC, NFL.harrahs grand casino biloxi SIBAYA CASINO AND ENTERTAINMENT CENTRE North Carolina has regulated lottery gambling and a few forms of casino gambling, but not enough to satisfy the enthusiastic gambler. You have to be 18 years or older to join Bovada, but in some states the legal betting age can be. Any North Carolina resident age 21 and older may use the site. Best of all, it’s legal and safe. 1) Where are these legal betting sites located if not licensed in North Carolina? If you decide to gamble online in the state of North Carolina, you will generally be choosing gambling sites in Costa Rica. North Carolina does not refer to online gambling being illegal in its gambling laws and statutes. All you have to do to gamble online legally and safely is use our selected websites and be of legal gambling age. North Carolina Gambling Laws.