The US has restrictions in place at federal level that does not permit either land based or online gambling. However each state can overwrite some of these laws by permitting gambling services within its state borders or even at a much smaller level like in Indian reservations.
Gambling includes a wide range of activities, such as sports betting, casinos, poker rooms, bingo, horse race betting or lotteries. Each US state has different regulation in terms of gambling. While Nevada and New Jersey are the two US states at the forefront of gambling in the US in terms of land based gambling, online gambling are still at the beginning and increasing by year.
Nevada permits online poker games and sports betting within its borders. With sports betting however a user must register the account at one of the offline locations.
New Jersey is the first US state to regulate online casino games along with poker and bingo. Registration is a bit more straightforward, as users can simply visit the regulated websites to register and account and start playing. This of course while everything happens within the New Jersey borders. Interested users can check the New Jersey casino bonuses for gaming options and bonus links to be used for registration. Regulated and licensed by the DGE, users can play at legal online gambling options in New Jersey.
US users should play only at regulated online casinos, poker or bingo rooms from within US. For both legal reasons and security of data and funds, US regulated options are the choice to go for anyone living in America.