Currently, the easiest way to deposit at 99 of gambling sites is with a Visa credit/debit/prepaid card. Note: Make sure any prepaid Visa you buy is approved for International use. MasterCard is hit or miss and there arent many sites that accept American Express anymore.History of Online Gambling in the United States September 13th, 1961 President John F. Kennedy signed into law the Federal Wire Act of 1961, which was intended to target illegal bookies. However, the US government has (incorrectly) tried to say this law applies to online.They have live betting where you can place bets while watching games on TV, and they recently added a mobile betting app that lets you bet from your phone. Bovada also has a racebook that pays up to 10 win or lose rebates on turnover.Every day thousands of Americans gamble online from the comfort of their homes. But since online gambling isnt fully regulated in the United States yet, most gambling sites that accept US residents are located overseas.Some states have passed laws to make online gambling illegal. How long will it be until the United States has legalized online gambling? Its hard to say for sure. But with several states already legalizing online casino games and poker, we believe that most Americans.Friday April 15th, 2011 Dubbed Black Friday by players; a day when most Americans were trying to get their taxes filed, the FBI and Department of Justice quietly seized dozens of major gambling sites and indicted 11 people associated with the companies and related processing.Most US gambling sites that survived have adjusted and are in little danger of getting shutdown. It can however, be a hassle to deposit real money and withdraw winnings if you live in the United States. SoOctober 13th, 2006 George W. Bush signs into law the Unlawful Internet Gambling Enforcement Act (UIGEA ). Enacted by Congress in 2006, this federal law makes it illegal for banks or credit card companies to process any online financial transactions for the purpose of Internet.