| Natchitoches to Nuth | 4,909.91 mi (7,901.73 km) |
| Natchitoches to Oegstgeest | 4,816.24 mi (7,750.99 km) |
| Natchitoches to Oirschot | 4,869.08 mi (7,836.03 km) |
| Natchitoches to Oisterwijk | 4,862.66 mi (7,825.69 km) |
| Natchitoches to Oldebroek | 4,862.24 mi (7,825.02 km) |
| Natchitoches to Oldenzaal | 4,905.20 mi (7,894.15 km) |
| Natchitoches to Ommen | 4,879.51 mi (7,852.81 km) |
| Natchitoches to Oosterend | 4,851.17 mi (7,807.21 km) |
| Natchitoches to Oosterhout | 4,847.64 mi (7,801.53 km) |
| Natchitoches to Oosterwolde | 4,859.93 mi (7,821.30 km) |
| Natchitoches to Oostzaan | 4,824.45 mi (7,764.20 km) |
| Natchitoches to Opmeer | 4,818.84 mi (7,755.17 km) |
| Natchitoches to Oss | 4,869.07 mi (7,836.01 km) |
| Natchitoches to Oud-Beijerland | 4,824.80 mi (7,764.77 km) |
| Natchitoches to Oudenbosch | 4,836.49 mi (7,783.58 km) |
