I used to live there and worked at Jester Park. Check www.iowagolf.org and click on member clubs. If they are part of the association, they will be listed and have a phone number or website. The courses I've played in the DSM area:

Jester Park
Waveland
Willow Creek
Beaver Creek
Des Moines CC (private)
Grandview
Ponderosa
Veenker Memorial
Lake Panorama
Atlantic CC