| Mount Sinai to Orbetello | 4,153.82 mi (6,684.92 km) |
| Mount Sinai to Oria | 4,506.81 mi (7,253.01 km) |
| Mount Sinai to Oristano | 4,123.13 mi (6,635.54 km) |
| Mount Sinai to Orta Nova | 4,391.40 mi (7,067.28 km) |
| Mount Sinai to Orte | 4,204.81 mi (6,767.00 km) |
| Mount Sinai to Ortona | 4,296.86 mi (6,915.12 km) |
| Mount Sinai to Orvieto | 4,183.71 mi (6,733.02 km) |
| Mount Sinai to Orzinuovi | 3,999.41 mi (6,436.42 km) |
| Mount Sinai to Osimo | 4,216.80 mi (6,786.29 km) |
| Mount Sinai to Ospitaletto | 4,000.42 mi (6,438.05 km) |
| Mount Sinai to Ostuni | 4,495.70 mi (7,235.12 km) |
| Mount Sinai to Ottaviano | 4,354.86 mi (7,008.46 km) |
| Mount Sinai to Ovada | 3,968.08 mi (6,386.01 km) |
| Mount Sinai to Ozieri | 4,118.53 mi (6,628.13 km) |
| Mount Sinai to Paceco | 4,373.85 mi (7,039.04 km) |
