| Westervoort to Orangevale (California) | 5,414.54 mi (8,713.85 km) |
| Westervoort to Orchards (Washington) | 5,030.02 mi (8,095.03 km) |
| Westervoort to Orcutt (California) | 5,620.70 mi (9,045.64 km) |
| Westervoort to Oregon (Ohio) | 4,014.91 mi (6,461.37 km) |
| Westervoort to Oregon (Wisconsin) | 4,171.54 mi (6,713.44 km) |
| Westervoort to Oregon City (Oregon) | 5,052.24 mi (8,130.80 km) |
| Westervoort to Orem (Utah) | 5,048.50 mi (8,124.77 km) |
| Westervoort to Orinda (California) | 5,488.76 mi (8,833.31 km) |
| Westervoort to Orland Park (Illinois) | 4,180.89 mi (6,728.49 km) |
| Westervoort to Orlando (Florida) | 4,584.82 mi (7,378.55 km) |
| Westervoort to Ormond Beach (Florida) | 4,533.29 mi (7,295.62 km) |
| Westervoort to Oro Valley (Arizona) | 5,475.22 mi (8,811.51 km) |
| Westervoort to Oroville (California) | 5,375.17 mi (8,650.50 km) |
| Westervoort to Oshkosh (Wisconsin) | 4,088.71 mi (6,580.14 km) |
| Westervoort to Oskaloosa (Iowa) | 4,368.41 mi (7,030.28 km) |
