| Caycuma to Orbetello | 1,071.96 mi (1,725.15 km) |
| Caycuma to Oria | 755.36 mi (1,215.63 km) |
| Caycuma to Oristano | 1,231.46 mi (1,981.84 km) |
| Caycuma to Orta Nova | 847.17 mi (1,363.38 km) |
| Caycuma to Orte | 1,012.13 mi (1,628.86 km) |
| Caycuma to Ortona | 909.77 mi (1,464.13 km) |
| Caycuma to Orvieto | 1,025.46 mi (1,650.32 km) |
| Caycuma to Orzinuovi | 1,140.75 mi (1,835.87 km) |
| Caycuma to Osimo | 956.33 mi (1,539.07 km) |
| Caycuma to Ospitaletto | 1,135.20 mi (1,826.93 km) |
| Caycuma to Ostuni | 755.43 mi (1,215.75 km) |
| Caycuma to Ottaviano | 915.03 mi (1,472.60 km) |
| Caycuma to Ovada | 1,199.57 mi (1,930.53 km) |
| Caycuma to Ozieri | 1,200.86 mi (1,932.60 km) |
| Caycuma to Paceco | 1,062.36 mi (1,709.71 km) |
