| Gambolo to Oberkirch | 229.24 mi (368.93 km) |
| Gambolo to Obernburg am Main | 316.81 mi (509.85 km) |
| Gambolo to Obernkirchen | 484.33 mi (779.45 km) |
| Gambolo to Oberschleissheim | 243.03 mi (391.11 km) |
| Gambolo to Oberstdorf | 163.22 mi (262.68 km) |
| Gambolo to Obertraubling | 299.46 mi (481.94 km) |
| Gambolo to Obertshausen | 332.21 mi (534.64 km) |
| Gambolo to Oberursel | 341.91 mi (550.25 km) |
| Gambolo to Ochsenfurt | 308.56 mi (496.58 km) |
| Gambolo to Ochsenhausen | 201.07 mi (323.59 km) |
| Gambolo to Ochtrup | 485.98 mi (782.11 km) |
| Gambolo to Odenthal | 407.02 mi (655.03 km) |
| Gambolo to Oelde | 455.44 mi (732.95 km) |
| Gambolo to Oelsnitz | 387.80 mi (624.10 km) |
| Gambolo to Oer-Erkenschwick | 447.19 mi (719.69 km) |
