Sullivan County

Communities

Cities

• Bluff City
• Bristol
• Johnson City (mostly in Washington County and a small portion in Carter County)
• Kingsport (partial)

Census-designated places

• Bloomingdale
• Blountville (county seat)
• Colonial Heights
• Spurgeon (partial)
• Walnut Hill

Unincorporated communities

• Arcadia
• Buffalo
• Morrison City
• Piney Flats
• Sullivan Gardens
• Hickory Tree
• Holston Valley
• Vinegar Hill