A man had to be taken to hospital with facial and hand injuries when he was attacked in a Fakenham street during the early hours of Sunday.
An investigation has been launched into the incident, which is said to have happened in Norwich Road shortly after 1am.
A Norfolk Police spokesman said the victim, a man in his 30s, had been walking along Norwich Road when a group of up to four men began verbally abusing him.
He was then punched and fell to the ground where he was further punched and kicked.
Anyone with information about the attack, should contact PC Rich Dawson, of Fakenham police, on 101.