| Groesbeek to Oberkirch | 243.86 mi (392.46 km) |
| Groesbeek to Obernburg am Main | 193.99 mi (312.19 km) |
| Groesbeek to Obernkirchen | 139.43 mi (224.39 km) |
| Groesbeek to Oberschleissheim | 349.31 mi (562.16 km) |
| Groesbeek to Oberstdorf | 359.29 mi (578.23 km) |
| Groesbeek to Obertraubling | 336.49 mi (541.52 km) |
| Groesbeek to Obertshausen | 173.24 mi (278.80 km) |
| Groesbeek to Oberursel | 158.52 mi (255.11 km) |
| Groesbeek to Ochsenfurt | 233.22 mi (375.34 km) |
| Groesbeek to Ochsenhausen | 312.36 mi (502.70 km) |
| Groesbeek to Ochtrup | 60.92 mi (98.04 km) |
| Groesbeek to Odenthal | 72.71 mi (117.01 km) |
| Groesbeek to Oelde | 94.76 mi (152.50 km) |
| Groesbeek to Oelsnitz | 286.35 mi (460.84 km) |
| Groesbeek to Oer-Erkenschwick | 57.24 mi (92.12 km) |
