The Frederick County Division of Fire and Rescue Services is a combination department comprised of volunteer personnel and career employees that are affiliated with 25 private fire and rescue corporations.  Thirty stations are located throughout the county with 21 housing a combination of career and volunteer personnel 24 hours a day.  One volunteer station with career support 12 hours a day, 5 days a week and four stations that utilize 100% volunteer staffing.  Frederick County happens to be the largest county in Maryland covering 663 square miles.  To protect the citizens and property over this large span of area, more than 2000 volunteers dedicate their free time to the success of the fire and rescue service.