| Oststeinbek to Oria | 966.18 mi (1,554.91 km) |
| Oststeinbek to Oristano | 945.21 mi (1,521.17 km) |
| Oststeinbek to Orta Nova | 882.08 mi (1,419.58 km) |
| Oststeinbek to Orte | 772.57 mi (1,243.33 km) |
| Oststeinbek to Ortona | 797.51 mi (1,283.47 km) |
| Oststeinbek to Orvieto | 753.27 mi (1,212.28 km) |
| Oststeinbek to Orzinuovi | 562.81 mi (905.75 km) |
| Oststeinbek to Osimo | 711.32 mi (1,144.76 km) |
| Oststeinbek to Ospitaletto | 552.00 mi (888.35 km) |
| Oststeinbek to Ostuni | 950.07 mi (1,528.99 km) |
| Oststeinbek to Ottaviano | 899.71 mi (1,447.94 km) |
| Oststeinbek to Ovada | 619.07 mi (996.30 km) |
| Oststeinbek to Ozieri | 897.04 mi (1,443.65 km) |
| Oststeinbek to Paceco | 1,081.12 mi (1,739.89 km) |
| Oststeinbek to Pachino | 1,186.56 mi (1,909.59 km) |
