| Trofa to Oberkirch | 950.81 mi (1,530.18 km) |
| Trofa to Obernburg am Main | 1,033.98 mi (1,664.03 km) |
| Trofa to Obernkirchen | 1,121.13 mi (1,804.28 km) |
| Trofa to Oberschleissheim | 1,091.92 mi (1,757.27 km) |
| Trofa to Oberstdorf | 1,017.21 mi (1,637.04 km) |
| Trofa to Obertraubling | 1,134.06 mi (1,825.09 km) |
| Trofa to Obertshausen | 1,029.43 mi (1,656.70 km) |
| Trofa to Oberursel | 1,024.24 mi (1,648.35 km) |
| Trofa to Ochsenfurt | 1,064.99 mi (1,713.94 km) |
| Trofa to Ochsenhausen | 1,017.47 mi (1,637.47 km) |
| Trofa to Ochtrup | 1,053.66 mi (1,695.70 km) |
| Trofa to Odenthal | 1,001.78 mi (1,612.21 km) |
| Trofa to Oelde | 1,070.27 mi (1,722.43 km) |
| Trofa to Oelsnitz | 1,171.84 mi (1,885.89 km) |
| Trofa to Oer-Erkenschwick | 1,031.54 mi (1,660.11 km) |
