DeKalb County Sheriff's Department
- Includes information about the sheriff, E-911, and other public safety programs.
- http://www.dekalbsheriff.net/

DeKalb County Fire Department
- Volunteer firefighters' organization serving 9 communities across the county. News and information about organization, its members, equipment, and activities.
- http://www.dekalbfire.com/

DeKalb County Government
- Directory of officials and information about functions.
- http://www.smithvilletn.com/government/

Smithville - DeKalb County Chamber of Commerce
- Business development organization website is a diverse source of county information.
- http://www.smithvilletn.com/