| Darton to Oberkirch | 543.43 mi (874.57 km) |
| Darton to Obernburg am Main | 524.37 mi (843.89 km) |
| Darton to Obernkirchen | 452.42 mi (728.09 km) |
| Darton to Oberschleissheim | 677.71 mi (1,090.67 km) |
| Darton to Oberstdorf | 670.50 mi (1,079.07 km) |
| Darton to Obertraubling | 671.11 mi (1,080.05 km) |
| Darton to Obertshausen | 504.33 mi (811.64 km) |
| Darton to Oberursel | 489.68 mi (788.06 km) |
| Darton to Ochsenfurt | 566.09 mi (911.03 km) |
| Darton to Ochsenhausen | 628.13 mi (1,010.88 km) |
| Darton to Ochtrup | 375.60 mi (604.47 km) |
| Darton to Odenthal | 405.33 mi (652.31 km) |
| Darton to Oelde | 422.62 mi (680.14 km) |
| Darton to Oelsnitz | 621.27 mi (999.83 km) |
| Darton to Oer-Erkenschwick | 391.85 mi (630.63 km) |
