| Paducah to Nuth | 4,466.61 mi (7,188.31 km) |
| Paducah to Oegstgeest | 4,372.12 mi (7,036.24 km) |
| Paducah to Oirschot | 4,425.38 mi (7,121.96 km) |
| Paducah to Oisterwijk | 4,418.90 mi (7,111.54 km) |
| Paducah to Oldebroek | 4,417.47 mi (7,109.23 km) |
| Paducah to Oldenzaal | 4,460.26 mi (7,178.09 km) |
| Paducah to Ommen | 4,434.54 mi (7,136.71 km) |
| Paducah to Oosterend | 4,405.90 mi (7,090.61 km) |
| Paducah to Oosterhout | 4,403.94 mi (7,087.45 km) |
| Paducah to Oosterwolde | 4,414.62 mi (7,104.64 km) |
| Paducah to Oostzaan | 4,379.97 mi (7,048.89 km) |
| Paducah to Opmeer | 4,374.10 mi (7,039.44 km) |
| Paducah to Oss | 4,425.03 mi (7,121.40 km) |
| Paducah to Oud-Beijerland | 4,381.06 mi (7,050.64 km) |
| Paducah to Oudenbosch | 4,392.94 mi (7,069.76 km) |
