Home › Top 4 Dental Services in Onalaska, Wisconsin Find best Dental Services in Onalaska, Wisconsin, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Johnson Dental - Onalaska (WI 54650) US, Onalaska, WI 546501202 County Rd PH STE 300 Dr. Michael P. Olsen, DDS US, Onalaska, WI 546501008 Main St Oak Forest Dental US, Onalaska, WI 54650702 Sand Lake Road Valley Dental - Onalaska (WI 54650) US, Onalaska, WI 546501637 Main St