| Gonzales to Orbetello | 5,399.02 mi (8,688.88 km) |
| Gonzales to Oria | 5,751.40 mi (9,255.98 km) |
| Gonzales to Oristano | 5,367.67 mi (8,638.43 km) |
| Gonzales to Orta Nova | 5,636.08 mi (9,070.39 km) |
| Gonzales to Orte | 5,449.75 mi (8,770.52 km) |
| Gonzales to Ortona | 5,541.23 mi (8,917.75 km) |
| Gonzales to Orvieto | 5,428.56 mi (8,736.42 km) |
| Gonzales to Orzinuovi | 5,242.54 mi (8,437.05 km) |
| Gonzales to Osimo | 5,460.49 mi (8,787.81 km) |
| Gonzales to Ospitaletto | 5,243.28 mi (8,438.24 km) |
| Gonzales to Ostuni | 5,740.13 mi (9,237.84 km) |
| Gonzales to Ottaviano | 5,600.10 mi (9,012.50 km) |
| Gonzales to Ovada | 5,212.55 mi (8,388.79 km) |
| Gonzales to Ozieri | 5,363.62 mi (8,631.91 km) |
| Gonzales to Paceco | 5,618.33 mi (9,041.83 km) |
