| Frederiksvaerk to Oria | 1,098.57 mi (1,767.97 km) |
| Frederiksvaerk to Oristano | 1,120.62 mi (1,803.47 km) |
| Frederiksvaerk to Orta Nova | 1,024.84 mi (1,649.32 km) |
| Frederiksvaerk to Orte | 933.35 mi (1,502.08 km) |
| Frederiksvaerk to Ortona | 946.82 mi (1,523.76 km) |
| Frederiksvaerk to Orvieto | 915.39 mi (1,473.17 km) |
| Frederiksvaerk to Orzinuovi | 735.67 mi (1,183.95 km) |
| Frederiksvaerk to Osimo | 864.95 mi (1,392.01 km) |
| Frederiksvaerk to Ospitaletto | 724.28 mi (1,165.61 km) |
| Frederiksvaerk to Ostuni | 1,082.25 mi (1,741.71 km) |
| Frederiksvaerk to Ottaviano | 1,050.37 mi (1,690.41 km) |
| Frederiksvaerk to Ovada | 796.42 mi (1,281.71 km) |
| Frederiksvaerk to Ozieri | 1,071.52 mi (1,724.44 km) |
| Frederiksvaerk to Paceco | 1,242.78 mi (2,000.06 km) |
| Frederiksvaerk to Pachino | 1,337.82 mi (2,153.02 km) |
