| Chelm to Oberkirch | 707.73 mi (1,138.97 km) |
| Chelm to Obernburg am Main | 635.50 mi (1,022.74 km) |
| Chelm to Obernkirchen | 618.87 mi (995.98 km) |
| Chelm to Oberschleissheim | 567.62 mi (913.50 km) |
| Chelm to Oberstdorf | 647.05 mi (1,041.33 km) |
| Chelm to Obertraubling | 523.07 mi (841.80 km) |
| Chelm to Obertshausen | 645.37 mi (1,038.62 km) |
| Chelm to Oberursel | 654.56 mi (1,053.41 km) |
| Chelm to Ochsenfurt | 598.69 mi (963.50 km) |
| Chelm to Ochsenhausen | 640.55 mi (1,030.87 km) |
| Chelm to Ochtrup | 700.38 mi (1,127.15 km) |
| Chelm to Odenthal | 708.71 mi (1,140.56 km) |
| Chelm to Oelde | 660.07 mi (1,062.28 km) |
| Chelm to Oelsnitz | 496.18 mi (798.53 km) |
| Chelm to Oer-Erkenschwick | 699.12 mi (1,125.12 km) |
