A clerk at the Circle K store on Auburn Street was held up at gunpoint April 2.
The robber, who wore a yellow mask or bandanna over his face, escaped to a waiting Chevy S-10 extended-cab pickup, described as blue or turquoise.
The truck was driven by a white woman in her 20s with blonde or brown hair. Police gave no other details of the driver.
Anyone who recognizes the robber in the surveillance photos is asked to call Detective Paul Yoon at (661) 326-3511.