| Garliava to Orbetello | 1,028.68 mi (1,655.50 km) |
| Garliava to Oria | 1,029.84 mi (1,657.37 km) |
| Garliava to Oristano | 1,248.08 mi (2,008.59 km) |
| Garliava to Orta Nova | 1,003.37 mi (1,614.76 km) |
| Garliava to Orte | 998.96 mi (1,607.67 km) |
| Garliava to Ortona | 961.95 mi (1,548.10 km) |
| Garliava to Orvieto | 989.75 mi (1,592.84 km) |
| Garliava to Orzinuovi | 893.80 mi (1,438.43 km) |
| Garliava to Osimo | 910.73 mi (1,465.68 km) |
| Garliava to Ospitaletto | 881.17 mi (1,418.11 km) |
| Garliava to Ostuni | 1,014.86 mi (1,633.26 km) |
| Garliava to Ottaviano | 1,056.53 mi (1,700.32 km) |
| Garliava to Ovada | 974.02 mi (1,567.53 km) |
| Garliava to Ozieri | 1,196.56 mi (1,925.67 km) |
| Garliava to Paceco | 1,278.26 mi (2,057.16 km) |
