For homebound individuals needing a vaccine - please call: 863-519-7911. COVID-19 Testing Site Available Through DOH-Polk: Auburndale Testing and Vaccination Center - 245 E. Lake Ave., Auburndale, FL, 33823. Appointments are REQUIRED, to schedule an appointment please call (863) 519-7911. Monday - Thursday: 8:00 a.m. - 4:00 p.m.Locations‧Programs & Services‧Certificates‧Polk County Alerts‧Report a Disease‧Newsroom.