| Salcea to Oberkirch | 844.11 mi (1,358.47 km) |
| Salcea to Obernburg am Main | 797.53 mi (1,283.49 km) |
| Salcea to Obernkirchen | 827.98 mi (1,332.51 km) |
| Salcea to Oberschleissheim | 685.24 mi (1,102.79 km) |
| Salcea to Oberstdorf | 749.51 mi (1,206.21 km) |
| Salcea to Obertraubling | 658.02 mi (1,058.99 km) |
| Salcea to Obertshausen | 812.47 mi (1,307.54 km) |
| Salcea to Oberursel | 824.64 mi (1,327.14 km) |
| Salcea to Ochsenfurt | 755.34 mi (1,215.60 km) |
| Salcea to Ochsenhausen | 760.38 mi (1,223.71 km) |
| Salcea to Ochtrup | 906.01 mi (1,458.08 km) |
| Salcea to Odenthal | 894.82 mi (1,440.07 km) |
| Salcea to Oelde | 860.58 mi (1,384.97 km) |
| Salcea to Oelsnitz | 669.99 mi (1,078.25 km) |
| Salcea to Oer-Erkenschwick | 895.69 mi (1,441.47 km) |
