| Norden to Oria | 1,027.03 mi (1,652.84 km) |
| Norden to Oristano | 948.17 mi (1,525.94 km) |
| Norden to Orta Nova | 934.44 mi (1,503.84 km) |
| Norden to Orte | 805.28 mi (1,295.98 km) |
| Norden to Ortona | 844.29 mi (1,358.76 km) |
| Norden to Orvieto | 784.41 mi (1,262.38 km) |
| Norden to Orzinuovi | 579.30 mi (932.29 km) |
| Norden to Osimo | 754.76 mi (1,214.67 km) |
| Norden to Ospitaletto | 570.14 mi (917.56 km) |
| Norden to Ostuni | 1,011.30 mi (1,627.53 km) |
| Norden to Ottaviano | 943.31 mi (1,518.11 km) |
| Norden to Ovada | 622.29 mi (1,001.48 km) |
| Norden to Ozieri | 902.92 mi (1,453.11 km) |
| Norden to Paceco | 1,108.30 mi (1,783.63 km) |
| Norden to Pachino | 1,226.27 mi (1,973.49 km) |
