| Windsor to Orangevale (California) | 5,252.79 mi (8,453.54 km) |
| Windsor to Orchards (Washington) | 4,887.88 mi (7,866.29 km) |
| Windsor to Orcutt (California) | 5,448.54 mi (8,768.58 km) |
| Windsor to Oregon (Ohio) | 3,778.13 mi (6,080.32 km) |
| Windsor to Oregon (Wisconsin) | 3,948.18 mi (6,353.98 km) |
| Windsor to Oregon City (Oregon) | 4,909.45 mi (7,900.99 km) |
| Windsor to Orem (Utah) | 4,865.67 mi (7,830.54 km) |
| Windsor to Orinda (California) | 5,327.92 mi (8,574.47 km) |
| Windsor to Orland Park (Illinois) | 3,951.50 mi (6,359.33 km) |
| Windsor to Orlando (Florida) | 4,320.52 mi (6,953.21 km) |
| Windsor to Ormond Beach (Florida) | 4,269.82 mi (6,871.60 km) |
| Windsor to Oro Valley (Arizona) | 5,273.24 mi (8,486.46 km) |
| Windsor to Oroville (California) | 5,216.16 mi (8,394.59 km) |
| Windsor to Oshkosh (Wisconsin) | 3,866.75 mi (6,222.93 km) |
| Windsor to Oskaloosa (Iowa) | 4,146.93 mi (6,673.83 km) |
