| Cottonwood to Orangevale (California) | 579.24 mi (932.20 km) |
| Cottonwood to Orchards (Washington) | 937.98 mi (1,509.54 km) |
| Cottonwood to Orcutt (California) | 477.75 mi (768.87 km) |
| Cottonwood to Oregon (Ohio) | 1,615.26 mi (2,599.51 km) |
| Cottonwood to Oregon (Wisconsin) | 1,337.17 mi (2,151.96 km) |
| Cottonwood to Oregon City (Oregon) | 921.64 mi (1,483.23 km) |
| Cottonwood to Orem (Utah) | 385.80 mi (620.88 km) |
| Cottonwood to Orinda (California) | 606.94 mi (976.77 km) |
| Cottonwood to Orland Park (Illinois) | 1,389.42 mi (2,236.06 km) |
| Cottonwood to Orlando (Florida) | 1,847.69 mi (2,973.57 km) |
| Cottonwood to Ormond Beach (Florida) | 1,841.14 mi (2,963.02 km) |
| Cottonwood to Oro Valley (Arizona) | 169.43 mi (272.67 km) |
| Cottonwood to Oroville (California) | 621.29 mi (999.87 km) |
| Cottonwood to Oshkosh (Wisconsin) | 1,400.48 mi (2,253.86 km) |
| Cottonwood to Oskaloosa (Iowa) | 1,144.46 mi (1,841.83 km) |
