The National Council on Problem Gambling operates the National Problem Gambling Helpline Network (call: 1-800-522-4700). Help is available 24/7 and is 100% confidential. They also are available via chat as well.
If you need help with problem gambling, you can explore some of the resources that they have on their website.
You also can find Gamblers Anonymous meetings near you as well as additional hotlines to talk to someone by state by searching their database here.