| Kouvola to Obernburg am Main | 1,021.41 mi (1,643.81 km) |
| Kouvola to Obernkirchen | 890.13 mi (1,432.52 km) |
| Kouvola to Oberschleissheim | 1,056.49 mi (1,700.26 km) |
| Kouvola to Oberstdorf | 1,136.21 mi (1,828.55 km) |
| Kouvola to Obertraubling | 999.94 mi (1,609.25 km) |
| Kouvola to Obertshausen | 1,016.65 mi (1,636.13 km) |
| Kouvola to Oberursel | 1,015.77 mi (1,634.73 km) |
| Kouvola to Ochsenfurt | 1,008.93 mi (1,623.72 km) |
| Kouvola to Ochsenhausen | 1,104.17 mi (1,776.99 km) |
| Kouvola to Ochtrup | 948.13 mi (1,525.87 km) |
| Kouvola to Odenthal | 1,010.67 mi (1,626.51 km) |
| Kouvola to Oelde | 939.74 mi (1,512.36 km) |
| Kouvola to Oelsnitz | 913.79 mi (1,470.60 km) |
| Kouvola to Oer-Erkenschwick | 975.10 mi (1,569.28 km) |
| Kouvola to Oerlinghausen | 918.31 mi (1,477.89 km) |
