| Jennings to Orbetello | 4,980.74 mi (8,015.72 km) |
| Jennings to Oria | 5,324.25 mi (8,568.56 km) |
| Jennings to Oristano | 4,974.06 mi (8,004.97 km) |
| Jennings to Orta Nova | 5,210.41 mi (8,385.35 km) |
| Jennings to Orte | 5,027.75 mi (8,091.39 km) |
| Jennings to Ortona | 5,113.70 mi (8,229.70 km) |
| Jennings to Orvieto | 5,005.82 mi (8,056.08 km) |
| Jennings to Orzinuovi | 4,809.51 mi (7,740.15 km) |
| Jennings to Osimo | 5,029.01 mi (8,093.40 km) |
| Jennings to Ospitaletto | 4,808.91 mi (7,739.19 km) |
| Jennings to Ostuni | 5,311.82 mi (8,548.55 km) |
| Jennings to Ottaviano | 5,181.28 mi (8,338.47 km) |
| Jennings to Ovada | 4,787.83 mi (7,705.27 km) |
| Jennings to Ozieri | 4,964.17 mi (7,989.06 km) |
| Jennings to Paceco | 5,223.82 mi (8,406.92 km) |
