American Cancer Society (ACS)
Toll-Free: (800) 227-2345
http://www.cancer.org/

Cancer Research Institute
Toll-Free: (800) 992-2623
E-Mail: info@cancerresearch.org
http://www.cancerresearch.org/

Centers for Disease Control and Prevention (CDC)
Toll-Free: (800) 311-3435
http://www.cdc.gov/

National Cancer Institute (NCI)
Toll-Free: (800) 422-6237
http://www.nci.nih.gov/