| Onalaska to Carrollwood (Florida) | 1,195.23 mi (1,923.54 km) |
| Onalaska to Carson (California) | 1,602.54 mi (2,579.04 km) |
| Onalaska to Carson City (Nevada) | 1,504.27 mi (2,420.89 km) |
| Onalaska to Carteret (New Jersey) | 896.25 mi (1,442.38 km) |
| Onalaska to Cartersville (Georgia) | 754.15 mi (1,213.69 km) |
| Onalaska to Carthage (Missouri) | 493.36 mi (793.99 km) |
| Onalaska to Cary (Illinois) | 188.94 mi (304.07 km) |
| Onalaska to Cary (North Carolina) | 861.85 mi (1,387.01 km) |
| Onalaska to Casa de Oro-Mount Helix (California) | 1,584.34 mi (2,549.75 km) |
| Onalaska to Casa Grande (Arizona) | 1,341.05 mi (2,158.22 km) |
| Onalaska to Casas Adobes (Arizona) | 1,334.07 mi (2,146.98 km) |
| Onalaska to Cascades (Virginia) | 788.53 mi (1,269.02 km) |
| Onalaska to Casper (Wyoming) | 761.51 mi (1,225.52 km) |
| Onalaska to Casselberry (Florida) | 1,185.32 mi (1,907.59 km) |
| Onalaska to Castaic (California) | 1,596.34 mi (2,569.07 km) |
