| Villa Castelli to Oberkirch | 717.15 mi (1,154.14 km) |
| Villa Castelli to Obernburg am Main | 756.53 mi (1,217.51 km) |
| Villa Castelli to Obernkirchen | 898.79 mi (1,446.46 km) |
| Villa Castelli to Oberschleissheim | 604.42 mi (972.73 km) |
| Villa Castelli to Oberstdorf | 591.63 mi (952.13 km) |
| Villa Castelli to Obertraubling | 634.77 mi (1,021.57 km) |
| Villa Castelli to Obertshausen | 777.24 mi (1,250.84 km) |
| Villa Castelli to Oberursel | 791.55 mi (1,273.88 km) |
| Villa Castelli to Ochsenfurt | 722.50 mi (1,162.75 km) |
| Villa Castelli to Ochsenhausen | 636.86 mi (1,024.92 km) |
| Villa Castelli to Ochtrup | 938.90 mi (1,511.01 km) |
| Villa Castelli to Odenthal | 875.99 mi (1,409.77 km) |
| Villa Castelli to Oelde | 894.65 mi (1,439.79 km) |
| Villa Castelli to Oelsnitz | 726.09 mi (1,168.54 km) |
| Villa Castelli to Oer-Erkenschwick | 905.85 mi (1,457.82 km) |
