| Grigiskes to Oberkirch | 841.18 mi (1,353.75 km) |
| Grigiskes to Obernburg am Main | 750.59 mi (1,207.95 km) |
| Grigiskes to Obernkirchen | 676.32 mi (1,088.43 km) |
| Grigiskes to Oberschleissheim | 730.07 mi (1,174.94 km) |
| Grigiskes to Oberstdorf | 813.34 mi (1,308.95 km) |
| Grigiskes to Obertraubling | 676.78 mi (1,089.17 km) |
| Grigiskes to Obertshausen | 753.97 mi (1,213.40 km) |
| Grigiskes to Oberursel | 758.91 mi (1,221.34 km) |
| Grigiskes to Ochsenfurt | 723.32 mi (1,164.08 km) |
| Grigiskes to Ochsenhausen | 794.07 mi (1,277.94 km) |
| Grigiskes to Ochtrup | 754.28 mi (1,213.89 km) |
| Grigiskes to Odenthal | 788.64 mi (1,269.20 km) |
| Grigiskes to Oelde | 725.53 mi (1,167.62 km) |
| Grigiskes to Oelsnitz | 616.42 mi (992.04 km) |
| Grigiskes to Oer-Erkenschwick | 766.12 mi (1,232.96 km) |
