| Boscotrecase to Oberkirch | 620.09 mi (997.94 km) |
| Boscotrecase to Obernburg am Main | 676.71 mi (1,089.06 km) |
| Boscotrecase to Obernkirchen | 832.58 mi (1,339.90 km) |
| Boscotrecase to Oberschleissheim | 535.21 mi (861.34 km) |
| Boscotrecase to Oberstdorf | 502.59 mi (808.84 km) |
| Boscotrecase to Obertraubling | 576.39 mi (927.60 km) |
| Boscotrecase to Obertshausen | 696.67 mi (1,121.18 km) |
| Boscotrecase to Oberursel | 710.07 mi (1,142.75 km) |
| Boscotrecase to Ochsenfurt | 648.69 mi (1,043.96 km) |
| Boscotrecase to Ochsenhausen | 550.51 mi (885.96 km) |
| Boscotrecase to Ochtrup | 860.71 mi (1,385.18 km) |
| Boscotrecase to Odenthal | 790.52 mi (1,272.23 km) |
| Boscotrecase to Oelde | 820.08 mi (1,319.80 km) |
| Boscotrecase to Oelsnitz | 674.74 mi (1,085.88 km) |
| Boscotrecase to Oer-Erkenschwick | 824.83 mi (1,327.43 km) |
