Harrison Police Headquarters 650 North St, Harrison, NY10528 With over 70 employees in the department, the Harrison Police are a community-minded organization with aspirations of…More making Harrison as safe as it can be. There are numerous squads patrolling the streets at all times, along with a number of programs intended to educate the public. Additionally, there is an ambulance headquarters on the premises. The department prides itself on the coverage it provides to the people of Harrison. These include bike squads, motorcycle squads, crime scene units and canine units. These are just a few of the many ways in which the Harrison Police department serves the area.