Toll Free

Hours of operation:

DSI Sportsbook is open 7 days a week 365 days a year. Our Wagering Center and Customer Service Offices never close You can search your online gambling answers in our FAQ, please feel free to email our Customer Service or Contact us using our 1-877-223-8374 Toll Free Number.

Opening an Account with DSI

Opening an Account If you have any questions about opening a new account or inquiries concerning your Diamond Sportsbook International Account please contact the sales office at Customer Service or call us at: 1-877-223-8374 (Toll Free)

DSI Wagering Support

  • 1-877-223-8374 Toll Free (US & Canada only)

DSI Casino Support

DSI Racebook Support

If you have any questions or inquiries about opening your DSI account please contact the sales office at

DSI Technical Support

For technical assistance with our website please contact

Affiliate Program

Affiliate Program: