| Oosterend to Oberkirch | 321.16 mi (516.86 km) |
| Oosterend to Obernburg am Main | 255.55 mi (411.26 km) |
| Oosterend to Obernkirchen | 137.70 mi (221.61 km) |
| Oosterend to Oberschleissheim | 407.17 mi (655.27 km) |
| Oosterend to Oberstdorf | 428.87 mi (690.21 km) |
| Oosterend to Obertraubling | 384.76 mi (619.21 km) |
| Oosterend to Obertshausen | 235.16 mi (378.45 km) |
| Oosterend to Oberursel | 221.42 mi (356.34 km) |
| Oosterend to Ochsenfurt | 288.90 mi (464.94 km) |
| Oosterend to Ochsenhausen | 380.85 mi (612.92 km) |
| Oosterend to Ochtrup | 72.55 mi (116.76 km) |
| Oosterend to Odenthal | 143.27 mi (230.57 km) |
| Oosterend to Oelde | 119.35 mi (192.08 km) |
| Oosterend to Oelsnitz | 316.31 mi (509.05 km) |
| Oosterend to Oer-Erkenschwick | 106.53 mi (171.45 km) |
