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Hotlines and Referrals

Below is contact information for HIV hotlines and referral services depending on your specific needs.


CDC's national health information hotline, provides answers to your questions regarding HIV, including how to protect yourself and where to get an HIV test.

1-800-CDC-INFO (232-4636)
1-888-232-6348 TTY
In English, en Español, 8 am to 8 pm EST, Monday through Friday

CDC National Prevention Information Network (NPIN)

The United States reference and referral service for information on HIV/AIDS, viral hepatitis, sexually transmitted diseases (STDs), and tuberculosis (TB). NPIN collects and disseminates data and materials to support the work of HIV/AIDS, viral hepatitis, STD, and TB prevention organizations and workers in international, national, state and local settings.

In English, en Español


A service of the US Department of Health and Human Services (HHS), offers access to the latest, federally approved HIV/AIDS medical practice guidelines, HIV treatment and prevention clinical trials, and other research information for health care providers, researchers, people affected by HIV/AIDS, and the general public.

1-800-HIV-0440 (448-0440)
1-888-480-3739 TTY
In English, en Español, 1 pm to 4 pm EST, Monday through Friday

The National HIV Clinicians Consultation Center

Clinicians' Warmline

Providing 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.

Monday through Friday, 9 am to 8 pm EST

Perinatal HIV 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 deliver, and the postpartum period. The Perinatal HIV Consultation and Referral Service also links HIV-infected pregnant women with appropriate health care.

24 Hours/Day and Voicemail


Provides expert guidance in managing healthcare worker exposures to HIV and hepatitis B and C. Callers receive immediate post-exposure prophylaxis recommendations.

9 am to 2 am, seven days a week


Provides expert guidance on considerations of providing PrEP to HIV-uninfected (HIV negative) persons as part of an HIV prevention program

Monday through Friday, 11 am to 6 pm EST