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National Cancer Institute

The National Cancer Institute conducts and supports research, training, health information distribution, and other programs related to the cause, diagnosis, prevention, and treatment of cancer, rehabilitation from cancer, and the continuing care of cancer patients and the families of cancer patients.

Toll-free number

1-800-422-6237 (M-F, 9 AM - 9 PM ET)

Main address

9609 Medical Center Drive
Rockville, MD 20850

Do you have a question?

Ask a real person any government-related question for free. They will get you the answer or let you know where to find it.