Airdrome Aeroplanes
- Produces kits for replica German aircraft and ultralights.
- http://www.airdromeairplanes.com

Holden Local News: Topix
- Local, regional, and statewide news collected from diverse sources on the web.
- http://www.topix.com/city/holden-mo

Holden R-III School
- Includes district information, calendar of events, lunch menu, student activities, and contact information.
- http://schoolweb.missouri.edu/holden.k12.mo.us