Flu Shot Online Registration View flyer Cost for a Flu Shot: $10.00 cash or check only. Open to all employees, retirees and eligible dependents aged 12 and over. Please complete the following items in order to register for an appointment. First Name:   Last Name:    Email address:     If a location or date does not appear below, no appointments are available. Some "walk-ins" may be accommodated. Select a location:   Select a date and time:   Select an appointment for the time slot chosen.     After you have made your selection, click the Submit Registration button. A confirmation page will appear and an email confirmation will be sent.