| Sicklerville to Orbetello | 4,285.88 mi (6,897.46 km) |
| Sicklerville to Oria | 4,639.07 mi (7,465.87 km) |
| Sicklerville to Oristano | 4,254.11 mi (6,846.33 km) |
| Sicklerville to Orta Nova | 4,523.65 mi (7,280.11 km) |
| Sicklerville to Orte | 4,336.99 mi (6,979.71 km) |
| Sicklerville to Ortona | 4,429.17 mi (7,128.06 km) |
| Sicklerville to Orvieto | 4,315.91 mi (6,945.78 km) |
| Sicklerville to Orzinuovi | 4,131.90 mi (6,649.65 km) |
| Sicklerville to Osimo | 4,349.23 mi (6,999.41 km) |
| Sicklerville to Ospitaletto | 4,132.94 mi (6,651.33 km) |
| Sicklerville to Ostuni | 4,627.99 mi (7,448.04 km) |
| Sicklerville to Ottaviano | 4,486.89 mi (7,220.95 km) |
| Sicklerville to Ovada | 4,100.39 mi (6,598.94 km) |
| Sicklerville to Ozieri | 4,249.81 mi (6,839.41 km) |
| Sicklerville to Paceco | 4,504.82 mi (7,249.80 km) |
