| Gentilly to Obernburg am Main | 314.07 mi (505.45 km) |
| Gentilly to Obernkirchen | 381.03 mi (613.20 km) |
| Gentilly to Oberschleissheim | 423.49 mi (681.53 km) |
| Gentilly to Oberstdorf | 378.48 mi (609.11 km) |
| Gentilly to Obertraubling | 446.05 mi (717.84 km) |
| Gentilly to Obertshausen | 304.01 mi (489.25 km) |
| Gentilly to Oberursel | 295.55 mi (475.63 km) |
| Gentilly to Ochsenfurt | 353.01 mi (568.12 km) |
| Gentilly to Ochsenhausen | 352.10 mi (566.65 km) |
| Gentilly to Ochtrup | 316.52 mi (509.40 km) |
| Gentilly to Odenthal | 261.82 mi (421.35 km) |
| Gentilly to Oelde | 330.17 mi (531.36 km) |
| Gentilly to Oelsnitz | 453.08 mi (729.16 km) |
| Gentilly to Oer-Erkenschwick | 291.84 mi (469.67 km) |
| Gentilly to Oerlinghausen | 353.39 mi (568.72 km) |
