| Tuscaloosa to Nuth | 4,614.91 mi (7,426.98 km) |
| Tuscaloosa to Oegstgeest | 4,523.74 mi (7,280.26 km) |
| Tuscaloosa to Oirschot | 4,575.27 mi (7,363.19 km) |
| Tuscaloosa to Oisterwijk | 4,569.00 mi (7,353.10 km) |
| Tuscaloosa to Oldebroek | 4,571.78 mi (7,357.57 km) |
| Tuscaloosa to Oldenzaal | 4,615.26 mi (7,427.54 km) |
| Tuscaloosa to Ommen | 4,589.71 mi (7,386.42 km) |
| Tuscaloosa to Oosterend | 4,562.55 mi (7,342.71 km) |
| Tuscaloosa to Oosterhout | 4,553.87 mi (7,328.74 km) |
| Tuscaloosa to Oosterwolde | 4,571.47 mi (7,357.06 km) |
| Tuscaloosa to Oostzaan | 4,533.06 mi (7,295.25 km) |
| Tuscaloosa to Opmeer | 4,528.31 mi (7,287.62 km) |
| Tuscaloosa to Oss | 4,576.23 mi (7,364.73 km) |
| Tuscaloosa to Oud-Beijerland | 4,531.15 mi (7,292.18 km) |
| Tuscaloosa to Oudenbosch | 4,542.27 mi (7,310.08 km) |
