Spring Break – Sullivan County Post author By Vic Hasler Post date March 17, 2025 When 03/17/2025 - 03/21/2025 All Day Add To Calendar Download ICS Google Calendar iCalendar Office 365 Outlook Live Event Type School Cal Online bookings are not available for this event. Back to Annual Calendar ← Staff Development Day – No school for Sullivan County → First Day of School – Kingsport City/Sullivan County