| Cergy to Obernburg am Main | 322.71 mi (519.35 km) |
| Cergy to Obernkirchen | 380.94 mi (613.07 km) |
| Cergy to Oberschleissheim | 436.96 mi (703.22 km) |
| Cergy to Oberstdorf | 394.32 mi (634.59 km) |
| Cergy to Obertraubling | 457.68 mi (736.56 km) |
| Cergy to Obertshausen | 311.60 mi (501.47 km) |
| Cergy to Oberursel | 302.41 mi (486.68 km) |
| Cergy to Ochsenfurt | 362.60 mi (583.55 km) |
| Cergy to Ochsenhausen | 366.53 mi (589.87 km) |
| Cergy to Ochtrup | 313.66 mi (504.79 km) |
| Cergy to Odenthal | 263.24 mi (423.65 km) |
| Cergy to Oelde | 330.15 mi (531.32 km) |
| Cergy to Oelsnitz | 460.86 mi (741.68 km) |
| Cergy to Oer-Erkenschwick | 291.01 mi (468.34 km) |
| Cergy to Oerlinghausen | 353.65 mi (569.14 km) |
