Post offices serve all communities within a county, from city branch locations to rural contract postal units that serve smaller towns and unincorporated areas with essential mail services. There are 8 Post Office locations in Sullivan County, Tennessee.

Residents of Sullivan County should be aware that rural post offices and contract postal units may have limited hours compared to full-service branches. USPS provides a free package pickup service for all residents, including those in rural areas, which can eliminate the need to travel to a post office for outgoing packages.

List of Sullivan County, Tennessee Post Office

Bluff City Post Office

View Details Call Now (423) 538-7085

Bluff City Post Office

Address
Get Direction
Hours

Colonial Heights Post Office

View Details Call Now (423) 239-0900

Colonial Heights Post Office

Address
Get Direction
Hours

Volunteer Post Office

View Details Call Now (423) 844-0539

Volunteer Post Office

Address
Get Direction
Hours

Blountville Post Office

View Details Call Now (423) 323-8401

Blountville Post Office

Address
Get Direction
Hours

Bristol Post Office

View Details Call Now (423) 274-8010

Bristol Post Office

Address
Get Direction
Hours

Piney Flats Post Office

View Details Call Now (423) 538-6672

Piney Flats Post Office

Address
Get Direction
Hours

Downtown Kingsport Post Office

View Details Call Now (423) 245-0500

Downtown Kingsport Post Office

Address
Get Direction
Hours

Kingsport Post Office

View Details Call Now (423) 230-6306

Kingsport Post Office

Address
Get Direction
Hours

Residents of Sullivan County can use the USPS online location finder to identify the nearest post office, rural branch, or contract postal unit and check their individual hours. Enrolling in USPS Informed Delivery is free and lets all county residents preview incoming mail and packages via email or the USPS app each morning before delivery.

You may also find Post Office locations in neighboring counties including Washington, Sullivan, Hawkins.