The first robbery occurred about 3:30 a.m., at the Chevron station off I-81's Exit 66. The second was reported at 4:24 a.m. at the Sunoco at 4101 Fort Henry Drive.
In both cases, two men with bandanas covering their faces entered the stores and demanded money. Police say the same men are likely responsible at both locations.
The clerks were not injured.
Anyone with information is asked to call Kingsport police at (423) 229-9429.
Click the box below to view footage from one of the robberies.