The North Arlington Police Department provides law enforcement and crime prevention services. It serves the Borough of North Arlington in New Jersey, which has a population of more than 17,000 residents. With internal affairs, records and communication divisions, the department intervenes in the cases of domestic violence and provides information and assistance to victims unfamiliar to the criminal justice system. It interviews people, gathers documents and evaluates the facts of a crime. Additionally, the department offers a range of services, such as sex offender information, animal control, traffic safety, the recovery of stolen property and firearms licensing.