| Boldesti-Scaeni to Oberkirch | 880.61 mi (1,417.21 km) |
| Boldesti-Scaeni to Obernburg am Main | 854.02 mi (1,374.41 km) |
| Boldesti-Scaeni to Obernkirchen | 916.35 mi (1,474.72 km) |
| Boldesti-Scaeni to Oberschleissheim | 719.99 mi (1,158.71 km) |
| Boldesti-Scaeni to Oberstdorf | 769.28 mi (1,238.03 km) |
| Boldesti-Scaeni to Obertraubling | 706.30 mi (1,136.68 km) |
| Boldesti-Scaeni to Obertshausen | 871.63 mi (1,402.76 km) |
| Boldesti-Scaeni to Oberursel | 885.25 mi (1,424.68 km) |
| Boldesti-Scaeni to Ochsenfurt | 810.68 mi (1,304.66 km) |
| Boldesti-Scaeni to Ochsenhausen | 790.87 mi (1,272.79 km) |
| Boldesti-Scaeni to Ochtrup | 988.86 mi (1,591.41 km) |
| Boldesti-Scaeni to Odenthal | 963.62 mi (1,550.80 km) |
| Boldesti-Scaeni to Oelde | 941.28 mi (1,514.84 km) |
| Boldesti-Scaeni to Oelsnitz | 742.43 mi (1,194.82 km) |
| Boldesti-Scaeni to Oer-Erkenschwick | 972.12 mi (1,564.47 km) |
