Nassau County Police Department

Nassau County, New York, on Long Island, has been ranked by U.S. News and World Report as having the lowest crime rate in the U.S. The Nassau County Police Department (also referred to as the Nassau Police and Nassau County Police and abbreviated as NCPD) is the law enforcement agency of Nassau County. == History == In 1925, concerned about rising crime rates, the County Board of Supervisors voted to create the Nassau County Police Department, replacing a scattered system of constables and town and village police departments.

Source: Wikipedia — Nassau County Police Department (CC BY-SA 4.0)