| Santa Coloma de Farnes to Oberkirch | 530.74 mi (854.14 km) |
| Santa Coloma de Farnes to Obernburg am Main | 632.65 mi (1,018.14 km) |
| Santa Coloma de Farnes to Obernkirchen | 779.60 mi (1,254.64 km) |
| Santa Coloma de Farnes to Oberschleissheim | 618.51 mi (995.40 km) |
| Santa Coloma de Farnes to Oberstdorf | 535.26 mi (861.42 km) |
| Santa Coloma de Farnes to Obertraubling | 672.23 mi (1,081.85 km) |
| Santa Coloma de Farnes to Obertshausen | 639.07 mi (1,028.48 km) |
| Santa Coloma de Farnes to Oberursel | 641.79 mi (1,032.86 km) |
| Santa Coloma de Farnes to Ochsenfurt | 644.92 mi (1,037.89 km) |
| Santa Coloma de Farnes to Ochsenhausen | 557.00 mi (896.41 km) |
| Santa Coloma de Farnes to Ochtrup | 745.36 mi (1,199.54 km) |
| Santa Coloma de Farnes to Odenthal | 667.82 mi (1,074.76 km) |
| Santa Coloma de Farnes to Oelde | 735.53 mi (1,183.73 km) |
| Santa Coloma de Farnes to Oelsnitz | 744.56 mi (1,198.25 km) |
| Santa Coloma de Farnes to Oer-Erkenschwick | 709.37 mi (1,141.61 km) |
