| Krommenie to Orbetello | 756.78 mi (1,217.91 km) |
| Krommenie to Oria | 1,027.20 mi (1,653.12 km) |
| Krommenie to Oristano | 888.86 mi (1,430.49 km) |
| Krommenie to Orta Nova | 926.38 mi (1,490.87 km) |
| Krommenie to Orte | 778.59 mi (1,253.01 km) |
| Krommenie to Ortona | 831.82 mi (1,338.68 km) |
| Krommenie to Orvieto | 756.57 mi (1,217.58 km) |
| Krommenie to Orzinuovi | 543.36 mi (874.45 km) |
| Krommenie to Osimo | 740.83 mi (1,192.25 km) |
| Krommenie to Ospitaletto | 536.34 mi (863.16 km) |
| Krommenie to Ostuni | 1,012.15 mi (1,628.90 km) |
| Krommenie to Ottaviano | 925.41 mi (1,489.31 km) |
| Krommenie to Ovada | 571.14 mi (919.17 km) |
| Krommenie to Ozieri | 847.14 mi (1,363.33 km) |
| Krommenie to Paceco | 1,070.59 mi (1,722.95 km) |
