| Leon to Oerlinghausen | 926.20 mi (1,490.57 km) |
| Leon to Oestrich-Winkel | 822.84 mi (1,324.23 km) |
| Leon to Offenburg | 767.16 mi (1,234.63 km) |
| Leon to Oftersheim | 822.65 mi (1,323.92 km) |
| Leon to Ohrdruf | 955.27 mi (1,537.36 km) |
| Leon to Ohringen | 853.59 mi (1,373.71 km) |
| Leon to Olbernhau | 1,051.10 mi (1,691.58 km) |
| Leon to Olching | 903.25 mi (1,453.63 km) |
| Leon to Oldenburg | 965.29 mi (1,553.48 km) |
| Leon to Oldenburg in Holstein | 1,099.83 mi (1,770.01 km) |
| Leon to Olfen | 873.07 mi (1,405.07 km) |
| Leon to Olpe | 857.50 mi (1,380.01 km) |
| Leon to Olsberg | 893.84 mi (1,438.50 km) |
| Leon to Oranienburg | 1,115.38 mi (1,795.04 km) |
| Leon to Ortenberg | 875.42 mi (1,408.85 km) |
