City of Sonora issued the following announcement on April 28.
The Texas Department of Health and Human Services (DHSH) is setting up a pop-up testing site for COVID-19 (Coronavirus) in Sonora on Thursday, April 30, at Lillian M. Hudspeth Hospital. Citizens will need to make a reservation for their free VOLUNTEER testing by calling the the following number:
CALL CENTER NUMBER: 512-883-2400 https://txcovidtest.org/
Original source can be found here.