Get in Touch Contact Contact info 956-658-9546 [email protected] Mailing Address: 101 E Ferguson Ave., Pharr, TX 78577 Operating Hours (All Locations) Monday - Friday — 8:00am - 5:00pm Saturday - Sunday — Closed Name Email Message Send Multiple Convenient COVID-19 Testing Locations In the RGV Location 201 N FM 3167 Ste. 111 Rio Grande City, TX 78582.