April 21, 2022 17:09 Updated Follow Text messages about your vaccination appointment are sent from 451-79. Related articles How do I sign up for an appointment? Do I need to get vaccinated in the county where I live? How do I sign up for a vaccination appointment at a retail site, like Meijer, Kroger, Walmart, CVS or Walgreens? I already tested positive for COVID-19. Do I still need to get vaccinated? Is it safe to vaccinate people who have had COVID-19?