You might also enjoy our infographic — 6 Myths About Regulated Online Gambling In New Jersey — that addresses many of the common misconceptions regarding legal, regulated online poker and casino games in the Garden Casion.catus petes casino JOE W. BROWN HORSE SHOE CASINO Guide to New Jersey ’s Casinos. New Jersey is one of the hottest spots for gambling in the entire United States. It may not be quite as well-known as Las Vegas, Nevada, but gambling has been legal in New Jersey since. Casino Gaming in New Jersey. > Casino contact information and more. Problem Gambling / Self Exclusion. New Jersey provides funding for educaton and treatment programs for peoplewith gambling problems. The casinos in New Jersey figure among the top rated casinos in the country. You'll certainly find the best New Jersey casinos in Atlantic City, and should you be dropping by for some gaming action, it's open for business 24 hours a day and days a year.