Police are investigating an aggravated robbery which occurred at Blakeview overnight.
Just after 2.30am two men entered the BP service station on Main North Road and threatened the female console operator.
One of the men was allegedly armed with a large knife.
The suspects stole cigarettes and cash and were last seen heading west on foot across Main North Road.
The suspects are described as Caucasian, between 18 – 25 years and wearing jeans and dark coloured hooded tops.
If anyone has any information they are asked to contact BankSA Crime Stoppers on 1800 333 000.