Get Directions to Dr. John C. Riach, DMD: American River Dental Get directions From * Start typing the address, then select from the list of suggested addresses. The route will be routed automatically To Dr. John C. Riach, DMD: American River Dental 10350 Coloma Road, Rancho Cordova, CA 95670 +1 916-362-9247 View details Click to load map