| Colchester to Oberkirch | 392.95 mi (632.39 km) |
| Colchester to Obernburg am Main | 385.94 mi (621.11 km) |
| Colchester to Obernkirchen | 349.59 mi (562.62 km) |
| Colchester to Oberschleissheim | 534.95 mi (860.92 km) |
| Colchester to Oberstdorf | 520.71 mi (838.00 km) |
| Colchester to Obertraubling | 534.70 mi (860.52 km) |
| Colchester to Obertshausen | 367.07 mi (590.74 km) |
| Colchester to Oberursel | 352.95 mi (568.02 km) |
| Colchester to Ochsenfurt | 428.96 mi (690.35 km) |
| Colchester to Ochsenhausen | 480.24 mi (772.87 km) |
| Colchester to Ochtrup | 267.95 mi (431.23 km) |
| Colchester to Odenthal | 273.89 mi (440.78 km) |
| Colchester to Oelde | 309.12 mi (497.48 km) |
| Colchester to Oelsnitz | 498.12 mi (801.65 km) |
| Colchester to Oer-Erkenschwick | 271.89 mi (437.56 km) |
