| Ponte de Sor to Oerlinghausen | 1,186.96 mi (1,910.22 km) |
| Ponte de Sor to Oestrich-Winkel | 1,078.37 mi (1,735.47 km) |
| Ponte de Sor to Offenburg | 1,014.82 mi (1,633.20 km) |
| Ponte de Sor to Oftersheim | 1,074.05 mi (1,728.52 km) |
| Ponte de Sor to Ohrdruf | 1,209.43 mi (1,946.39 km) |
| Ponte de Sor to Ohringen | 1,102.14 mi (1,773.72 km) |
| Ponte de Sor to Olbernhau | 1,300.42 mi (2,092.83 km) |
| Ponte de Sor to Olching | 1,141.47 mi (1,837.01 km) |
| Ponte de Sor to Oldenburg | 1,228.56 mi (1,977.18 km) |
| Ponte de Sor to Oldenburg in Holstein | 1,362.72 mi (2,193.08 km) |
| Ponte de Sor to Olfen | 1,134.79 mi (1,826.27 km) |
| Ponte de Sor to Olpe | 1,116.89 mi (1,797.46 km) |
| Ponte de Sor to Olsberg | 1,153.26 mi (1,855.99 km) |
| Ponte de Sor to Oranienburg | 1,372.79 mi (2,209.29 km) |
| Ponte de Sor to Ortenberg | 1,130.48 mi (1,819.34 km) |
