| Cerea to Oberkirch | 273.72 mi (440.51 km) |
| Cerea to Obernburg am Main | 334.86 mi (538.91 km) |
| Cerea to Obernkirchen | 497.46 mi (800.59 km) |
| Cerea to Oberschleissheim | 211.38 mi (340.19 km) |
| Cerea to Oberstdorf | 159.09 mi (256.04 km) |
| Cerea to Obertraubling | 264.00 mi (424.86 km) |
| Cerea to Obertshausen | 354.05 mi (569.78 km) |
| Cerea to Oberursel | 366.78 mi (590.27 km) |
| Cerea to Ochsenfurt | 312.12 mi (502.31 km) |
| Cerea to Ochsenhausen | 207.37 mi (333.72 km) |
| Cerea to Ochtrup | 517.48 mi (832.81 km) |
| Cerea to Odenthal | 445.03 mi (716.21 km) |
| Cerea to Oelde | 479.21 mi (771.22 km) |
| Cerea to Oelsnitz | 363.12 mi (584.38 km) |
| Cerea to Oer-Erkenschwick | 480.65 mi (773.52 km) |
