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Second-Dose COVID-19 Vaccine Reservations

2nd dose COVID-19 vaccine appointments are available at County Public Health clinics, many local pharmacies, and community providers. You can make an appointment online at or Vaccine Finder, or attend a pop-up vaccine event near you.

Walk-in vaccinations are welcome at County Public Health clinics during available hours, as supply allows. 

 Check clinic locations and hours of operation. 

Use the calculator below to find out what day you’re eligible for your second dose of vaccine.   


Second Dose Date Calculator

The COVID-19 vaccines from Pfizer and Moderna both require two-doses for the vaccine to be fully effective The Johnson & Johnson’s vaccine only requires one dose to be fully vaccinated. It is never too late to receive your second dose of vaccine. Individuals will not have to start the vaccination process over if their second dose recommended date has lapsed.

Earliest eligible date for 2nd dose:  
Recommended date for 2nd dose:  

SLO County Public Health COVID-19 Vaccine Appointments on MyTurn


Use or to book your second-dose appointment or, walk-in to a Public Health clinic during their hours of operation. For phone assistance, call the CA COVID-19 Hotline at (833) 422-4255 or County Public Health at (805) 781-5500 

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