All numbers are 1-800 unless specified.

Calix Society, 398-0524

Cancer Hope Network, (877) 467-3638

Candlelighters Childhood Cancer Foundation, 366-2223

Captioned Media Program, National Association for the Deaf, The, 237-6213; 237-6819 (TTY); 538-5636 (Fax)

CDC Immunization Hotline, 232-7468

CDC National Prevention Information Network (NPIN), 458-5231; 243-7012 (TTY); (888) 282-7681 (Fax)

CDC National STD/AIDS Hotline, 227-8922 (STD/English); 342-2437 (AIDS/English); 344-7432 (Spanish); 243-7889 (TTY)

Center for Food Safety and Applied Nutrition, (888) 723-3366

Center for Substance Abuse Treatment, SAMHSA, 662-4357

CFIDS Association of American, 442-3437

Charcot-Marie-Tooth Association, 606-2682

Child Find of America, Inc., 426-5678; 292-9688

Childhelp USA® National Child Abuse Hotline, 422-4453

Children and Adults with Attention Deficit Disorder, 233-4050

Children's Brain Tumor Foundation, (866) 228-HOPE

Children's Craniofacial Association, 535-3643

Children's Hospice International, 242-4453

Christopher Reeve Paralysis Association, 225-0292

Clearinghouse for Occupational Safety and Health Information, 356-4674

College of American Pathologists, 323-4040

Consumer Fitness Hotline, 529-8227

Cooley's Anemia Foundation, 522-7222

Cornelia de Lange Syndrome Foundation, 223-8355; 753-2357

Covenant House Nineline, 999-9999

Crohn's and Colitis Foundation of America, Inc., 932-2423

Cystic Fibrosis Foundation, 344-4823

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