| Gardere to Orbetello | 5,401.53 mi (8,692.93 km) |
| Gardere to Oria | 5,753.64 mi (9,259.59 km) |
| Gardere to Oristano | 5,371.08 mi (8,643.91 km) |
| Gardere to Orta Nova | 5,638.36 mi (9,074.06 km) |
| Gardere to Orte | 5,452.13 mi (8,774.36 km) |
| Gardere to Ortona | 5,543.42 mi (8,921.27 km) |
| Gardere to Orvieto | 5,430.90 mi (8,740.20 km) |
| Gardere to Orzinuovi | 5,244.45 mi (8,440.12 km) |
| Gardere to Osimo | 5,462.50 mi (8,791.05 km) |
| Gardere to Ospitaletto | 5,245.13 mi (8,441.23 km) |
| Gardere to Ostuni | 5,742.32 mi (9,241.38 km) |
| Gardere to Ottaviano | 5,602.64 mi (9,016.58 km) |
| Gardere to Ovada | 5,214.77 mi (8,392.37 km) |
| Gardere to Ozieri | 5,366.82 mi (8,637.07 km) |
| Gardere to Paceco | 5,621.76 mi (9,047.36 km) |
