Last Day/Early Dismissal – Kingsport City/Sullivan County Post author By Vic Hasler Post date December 18, 2026 When 12/18/2026 12:00 am - 12:00 pm Add To Calendar Download ICS Google Calendar iCalendar Office 365 Outlook Live Need financial assistance? Apply for a Scholarship here. Event Type School Cal Online bookings are not available for this event. Back to Annual Calendar This content is restricted to site members. If you are an existing user, please log in. New users may register below.Existing Users Log InUsername or EmailPassword Remember Me Forgot password? Click here to resetNew User? Click here to register ← Administrative Day – No School – Sullivan County → Court of Honor