Police have released images of two men who they would like speak to in relation to an armed robbery of a service station.

About 8.30pm on Tuesday 2 February 2016, two men entered a service station on Cobra Street, Dubbo.

One of the men was armed with a knife and threatened the male attendant.

Both offenders fled the area after obtaining money and cigarettes. They were last seen running towards Bultje Street.

There were no injuries as a result of the incident.

A crime scene was established by attending police and a patrol of the area was also conducted; however the men could not be located.

Police continue to investigate the incident and have released CCTV images of two men who they believe may be able to assist with their inquiries.

The first man is depicted is described as being of Caucasian appearance with a solid build. He is shown wearing a black t-shirt and black pants.

The second man is also described as being of Caucasian appearance with a thin build. He is shown wearing a white jacket and black tracksuit pants.