Cancer Information Service Return to Directory Business Name: Cancer Information Service Provider Category: Hotlines Business Phone Number: 800-422-6237 Keywords: Abuse, Addiction, Adoption, AIDS, Alcohol, Cancer, Child abuse, Child Support, Crisis, DCBS, Disaster relief, Drug, Emergency, Food Stamps, Foster care, Health, Help, HIV, Housing, Long term care, Mental Health, Phone, Prevention, Product Safety, Question, Smoking, Suicide, Tobacco, Treatment