Ulster County Volunteer Fire and Ambulance Services Thank you for your interest in the emergency services of Ulster County. The County’s emergency services consist of 51 fire departments, 19 ambulance squads and 19 law enforcement agencies. Most fire departments and ambulance, or EMS (Emergency Medical Service) squads utilize volunteers to staff their organizations. The communities in which we live depend on volunteers. Please complete the following information so that we may forward your registration form to the correct agency. A representative of that agency will contact you. Please note that this is not a membership application – each agency has their own application form.