National Cancer Institute

If you have a question about cancer, call the National Cancer Institute's Cancer Information Service toll-free number at 1-800-4-CANCER. This service provides cancer information, education, and resources to the public - and is a superlative resource of information that can be accessed by anyone in need. By calling 1-800-4-CANCER you can reach Information Specialists who will answer questions - in English or Spanish - about cancer prevention, risk, early detection, symptoms, diagnosis and research.