| Onalaska to Clarksdale (Mississippi) | 670.73 mi (1,079.43 km) |
| Onalaska to Clarkston (Georgia) | 790.03 mi (1,271.43 km) |
| Onalaska to Clarksville (Indiana) | 477.39 mi (768.28 km) |
| Onalaska to Clarksville (Tennessee) | 545.11 mi (877.27 km) |
| Onalaska to Clawson (Michigan) | 416.15 mi (669.73 km) |
| Onalaska to Clay (Alabama) | 746.22 mi (1,200.93 km) |
| Onalaska to Clayton (California) | 1,645.54 mi (2,648.24 km) |
| Onalaska to Clayton (Missouri) | 365.16 mi (587.68 km) |
| Onalaska to Clayton (North Carolina) | 882.65 mi (1,420.48 km) |
| Onalaska to Clayton (Ohio) | 449.55 mi (723.47 km) |
| Onalaska to Clearfield (Utah) | 1,074.80 mi (1,729.72 km) |
| Onalaska to Clearlake (California) | 1,652.83 mi (2,659.98 km) |
| Onalaska to Clearwater (Florida) | 1,194.85 mi (1,922.93 km) |
| Onalaska to Cleburne (Texas) | 864.59 mi (1,391.43 km) |
| Onalaska to Clemmons (North Carolina) | 788.09 mi (1,268.32 km) |
