| Oststeinbek to Novi di Modena | 598.62 mi (963.39 km) |
| Oststeinbek to Novi Ligure | 610.15 mi (981.95 km) |
| Oststeinbek to Nuoro | 914.76 mi (1,472.16 km) |
| Oststeinbek to Occhiobello | 599.14 mi (964.22 km) |
| Oststeinbek to Oderzo | 546.32 mi (879.21 km) |
| Oststeinbek to Oggiono | 537.46 mi (864.96 km) |
| Oststeinbek to Olbia | 873.03 mi (1,405.00 km) |
| Oststeinbek to Oleggio | 553.14 mi (890.19 km) |
| Oststeinbek to Olgiate Comasco | 538.88 mi (867.25 km) |
| Oststeinbek to Olgiate Olona | 549.58 mi (884.46 km) |
| Oststeinbek to Omegna | 535.43 mi (861.70 km) |
| Oststeinbek to Opera | 565.46 mi (910.02 km) |
| Oststeinbek to Oppeano | 571.43 mi (919.63 km) |
| Oststeinbek to Orbassano | 601.52 mi (968.06 km) |
| Oststeinbek to Orbetello | 768.77 mi (1,237.21 km) |
