The legal gambling age is 18; mainly regarding entering casino premises or participating in lottery draws. GamingZion directory lists all the best online gambling sites in El salvador. This particular casino. Types of gambling allowed in El Salvador. In particular, lottery games, slot machines and table games are enjoyed by lots of players. In El Salvador, there are several types of gambling allowed, including sports betting, lottery, and casino games. With this law, the National Lottery would be granted the right to both supervise and manage sports betting and online casino games all over the country. Scientific Games has won a competitive public tender to serve as the exclusive instant game provider to the National Lottery of El Salvador. The biggest casino in the country, complete with legal gambling facilities, is found in the city of Guadalupe: the Siesta Hotel & Casino. Online casino · Betting sites · Lottery · Online bingo · LandBased Casinos · Slot halls · Poker clubs. There's no regulatory body, and gambling in El. . LandBased Casino in El Salvador · Bingo Gambling Places. We only show sites that accept real money players from El salvador. Is It. Land casino directory, El Salvador casino listing Lottery, Powerball, Bingo, Sports betting, Horse and Greyhound racing (including racetracks, race programs. Legality of El Salvador Casinos Is gambling legal? Keno (Popular Lottery-Style Online Casino Games); Sic Bo (Top-Rated Dice Game to Play Online in El Salvador); Live Dealer Games (Best for Authentic Real Casino.