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 recommended, to schedule an appointment please call (863) 519-7911. Monday – Thursday: 8:00 a.m. – 4:00 p.m..