| Gulagac to Orbetello | 1,244.35 mi (2,002.58 km) |
| Gulagac to Oria | 902.03 mi (1,451.68 km) |
| Gulagac to Oristano | 1,379.08 mi (2,219.41 km) |
| Gulagac to Orta Nova | 1,006.76 mi (1,620.22 km) |
| Gulagac to Orte | 1,184.96 mi (1,907.01 km) |
| Gulagac to Ortona | 1,082.07 mi (1,741.42 km) |
| Gulagac to Orvieto | 1,200.95 mi (1,932.74 km) |
| Gulagac to Orzinuovi | 1,339.05 mi (2,154.99 km) |
| Gulagac to Osimo | 1,140.62 mi (1,835.65 km) |
| Gulagac to Ospitaletto | 1,334.82 mi (2,148.19 km) |
| Gulagac to Ostuni | 905.87 mi (1,457.85 km) |
| Gulagac to Ottaviano | 1,068.50 mi (1,719.59 km) |
| Gulagac to Ovada | 1,390.95 mi (2,238.51 km) |
| Gulagac to Ozieri | 1,355.01 mi (2,180.67 km) |
| Gulagac to Paceco | 1,181.20 mi (1,900.96 km) |
