The robbery occurred on Friday at around 4:30 p.m. at the Metro PCS store located at 4125 Ridge Avenue.
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Police say the two entered the store, confronted an employee, and announced a robbery.
One of the suspects pointed a large handgun at the employee and demanded money from the register, the other suspect acted as a look-out.
The men fled with $235 from the register.
The first suspect is described as a black male, 25 to 28 years old, 5'11" to 6', slight build, and seen wearing a white t-shirt with a blue skull cap.
The second suspect is described as a black male, 28 to 32 years old, 5'6", 180-190 pounds, seen wearing a white t-shirt.
If you see these males, police say do not approach them and to contact 911 immediately.
Anyone with information should contact Det Pugliese at Northwest Detectives 215 686-3353 or 3354.