| Catalina Foothills to Nuth | 5,522.64 mi (8,887.83 km) |
| Catalina Foothills to Oegstgeest | 5,420.08 mi (8,722.78 km) |
| Catalina Foothills to Oirschot | 5,477.47 mi (8,815.13 km) |
| Catalina Foothills to Oisterwijk | 5,470.49 mi (8,803.91 km) |
| Catalina Foothills to Oldebroek | 5,455.29 mi (8,779.44 km) |
| Catalina Foothills to Oldenzaal | 5,494.54 mi (8,842.61 km) |
| Catalina Foothills to Ommen | 5,469.00 mi (8,801.51 km) |
| Catalina Foothills to Oosterend | 5,436.17 mi (8,748.67 km) |
| Catalina Foothills to Oosterhout | 5,456.48 mi (8,781.35 km) |
| Catalina Foothills to Oosterwolde | 5,443.94 mi (8,761.17 km) |
| Catalina Foothills to Oostzaan | 5,422.93 mi (8,727.36 km) |
| Catalina Foothills to Opmeer | 5,413.50 mi (8,712.19 km) |
| Catalina Foothills to Oss | 5,472.91 mi (8,807.79 km) |
| Catalina Foothills to Oud-Beijerland | 5,433.73 mi (8,744.75 km) |
| Catalina Foothills to Oudenbosch | 5,447.72 mi (8,767.27 km) |
