National HIV/AIDS Telephone Consultation Service (Warmline)
The Warmline provides expert clinical advice on HIV/AIDS management for health care providers, from those with limited access to expert consultation to those with complex antiretroviral resistance dilemmas. The Warmline is available Monday through Friday, 8 a.m. to 8 p.m. EST.

National Clinicians’ Post-Exposure Prophylaxis Hotline (PEPline)
The PEPline provides around-the-clock expert guidance in managing healthcare worker exposures to HIV and hepatitis B and C. Callers receive immediate post-exposure prophylaxis recommendations.

National Perinatal HIV Consultation and Referral Service (Perinatal HIV Hotline)
The Perinatal Hotline provides around-the-clock advice on indications and interpretations of standard and rapid HIV testing in pregnancy as well as consultation on antiretroviral use in pregnancy, labor and delivery, and the postpartum period. The Perinatal HIV Consultation and Referral Service also links HIV-infected pregnant women with appropriate health care.