Doon Protestant Reformed Church
- Contains service schedule, order of worship, list of ministries and congregational information.
- http://www.reformedwitness.org/info/doonprc.html

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

Wikipedia: Doon, Iowa
- Encyclopedia article features geography and demographics of this community in Lyon County.
- http://en.wikipedia.org/wiki/Doon,_Iowa

Heartland Equipment
- Sells and services corn stoves for homes and high pressure washers for industrial and farm applications. Features product information, links to related articles, service information, and a contact form.
- http://heartlandequip.com/

Key to the City
- Includes statistics and facts.
- http://www.usacitiesonline.com/iacountydoon.htm

Koedam Kennels
- Sells a variety of dogs and puppies. Pictures, refund policy, shipping, and contact information available.
- http://koedamkennels.com/