- CDC: STD Disease Information
- Critical Path AIDS Project
- Health Resources and Services Administration
- HIV Treatment as Prevention
- HIV/STD Search Engine
- Human Papillomavirus (HPV) Information and Fact Sheets
- The Health Foundation of Greater Indianapolis, Inc. (Formerly Indiana AIDS Fund)
- The Body
- National HIV and STD Testing Resources
- National Minority AIDS Council
- NIH Office of AIDS Research, OAR
- Project Inform