Contact Us If you have any questions, you can check our FAQ section or contact us directly. Our helpdesk provides 24/7 support via Email and additional New Jersey online gambling support via Live Chat and Phone as listed below. Live chat Chat live with a FanDuel expert 24/7. E-mail You may e-mail us at email@example.com. If you are an existing FanDuel account holder please include your username. We offer e-mail support 24/7. Phone You may call us at 877-689-0662 24/7. Address If you or someone you know has a gambling problem and wants help, call 1-800-Gambler.