1. Epidemic Intelligence Service, Centers for Disease Control and Prevention, Atlanta, Georgia
2. COVID-19 Response Team, Centers for Disease Control and Prevention, Atlanta, Georgia
3. Public Health Division, Oregon Health Authority, Portland
4. Nebraska Department of Health and Human Services, Lincoln
5. North Carolina Department of Health and Human Services, Raleigh
6. Tennessee Department of Health, Nashville
7. New Jersey Department of Health, Trenton
8. Washington State Department of Health, Tumwater
9. South Dakota State Health Department, Sioux Falls
10. Vermont Department of Health, Burlington
11. Career Epidemiology Field Officer Program, Centers for Disease Control and Prevention, Atlanta, Georgia
12. Springfield-Greene County Health Department, Springfield, Missouri
13. Polk County Health Center, Des Moines, Iowa
14. Chinle Indian Health Service Unit, Chinle, Arizona
15. Gwinnett, Newton, Rockdale Counties Health Departments, Lawrenceville, Georgia
16. Marin County Public Health, San Rafael, California
17. for the COVID-19 Contact Tracing Assessment Team