LOCKPORT – The Niagara County Sheriff’s Office believes the same two men are responsible for a string of armed robberies, the first on Dec. 24 and the most recent on Thursday.

Niagara County Sheriff James R. Voutour said the men are both white, between 5 feet 6 and 6 feet tall and of medium build and regularly displayed small semiautomatic handguns.

The public is asked to forward tips or information to the sheriff’s office 24 hours a day at 438-3393. During business hours calls can be made to Investigator Brian Schell at 438-3328 or Investigator William Evans at 438.3335.

The sheriff’s office is being assisted by State Police and the police departments of Niagara Falls, Middleport and Lockport.