| Melgaco to Oberkirch | 906.94 mi (1,459.58 km) |
| Melgaco to Obernburg am Main | 988.01 mi (1,590.05 km) |
| Melgaco to Obernkirchen | 1,071.19 mi (1,723.91 km) |
| Melgaco to Oberschleissheim | 1,050.81 mi (1,691.12 km) |
| Melgaco to Oberstdorf | 977.55 mi (1,573.21 km) |
| Melgaco to Obertraubling | 1,091.63 mi (1,756.80 km) |
| Melgaco to Obertshausen | 982.82 mi (1,581.70 km) |
| Melgaco to Oberursel | 977.20 mi (1,572.66 km) |
| Melgaco to Ochsenfurt | 1,019.97 mi (1,641.49 km) |
| Melgaco to Ochsenhausen | 975.93 mi (1,570.61 km) |
| Melgaco to Ochtrup | 1,002.68 mi (1,613.66 km) |
| Melgaco to Odenthal | 952.36 mi (1,532.68 km) |
| Melgaco to Oelde | 1,020.35 mi (1,642.10 km) |
| Melgaco to Oelsnitz | 1,126.50 mi (1,812.93 km) |
| Melgaco to Oer-Erkenschwick | 981.33 mi (1,579.30 km) |
