Suffolk police are investigating an armed robbery of a pizza delivery driver Thursday night.

A Papa John’s driver told police he was trying to make a delivery in the 1000 block of Blythewood Lane in the East Suffolk Gardens neighborhood about 11:25 p.m., according to a city press release. An unknown black male came from behind the residence and robbed him at gunpoint, he told police.

The subject fled on foot after receiving an undetermined amount of currency, according to the release. The victim was not injured.

Anyone with information is asked to contact Crime Line at 1-888-LOCK-U-UP. Callers to Crime Line do not have to give their names or appear in court and may be eligible for a reward of up to $1,000. Citizens can also use TipSoft to anonymously submit crime-related tips through the web, a text message, or from any Android or iPhone mobile device with the TipSubmit mobile app. Tips can be submitted by visiting www.suffolkva.us/crimelinetips, or by texting the word “CRIMES” (274637) with the keyword SPDVATIP. TipSoft also supports users’ ability to submit videos or photos using the TipSoft mobile app.