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Harris County Public Health and Environmental Services – Communicable Diseases

STD/STI testing location in Houston, Texas.

Verify with the clinic before visiting. Hours, services, fees and appointment rules change. Call ahead to confirm. This directory is for information only and is not medical advice. In an emergency, call 911.

Address: 2223 W Loop S, Houston, TX 77027
Get directions

Phone: (713) 439-6000

Website: https://publichealth.harriscountytx.gov/

Tests listed

Cost and payment

Free Mpox Vaccine, No Fee.

This location lists free STI and/or HIV testing. Eligibility rules may apply.

Hours

Monday8:00am – 5:00pm
Tuesday8:00am – 5:00pm
Wednesday8:00am – 5:00pm
Thursday8:00am – 5:00pm
Friday8:00am – 5:00pm

Appointment required: No (walk-ins may be accepted)

Languages: English, Spanish

Type: Public Health Department/Social Services Department

Source: CDC NPIN listing. Last updated by source: 2026-09-28. Page built 2026-11-03.

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