| Frederikshavn to Novi di Modena | 867.10 mi (1,395.46 km) |
| Frederikshavn to Novi Ligure | 879.43 mi (1,415.31 km) |
| Frederikshavn to Nuoro | 1,184.39 mi (1,906.08 km) |
| Frederikshavn to Occhiobello | 866.17 mi (1,393.96 km) |
| Frederikshavn to Oderzo | 809.93 mi (1,303.45 km) |
| Frederikshavn to Oggiono | 807.04 mi (1,298.80 km) |
| Frederikshavn to Olbia | 1,142.64 mi (1,838.90 km) |
| Frederikshavn to Oleggio | 822.12 mi (1,323.08 km) |
| Frederikshavn to Olgiate Comasco | 808.22 mi (1,300.70 km) |
| Frederikshavn to Olgiate Olona | 818.85 mi (1,317.81 km) |
| Frederikshavn to Omegna | 804.00 mi (1,293.92 km) |
| Frederikshavn to Opera | 835.00 mi (1,343.80 km) |
| Frederikshavn to Oppeano | 839.32 mi (1,350.75 km) |
| Frederikshavn to Orbassano | 868.60 mi (1,397.88 km) |
| Frederikshavn to Orbetello | 1,036.94 mi (1,668.79 km) |
