| Sompting to Oerlinghausen | 395.82 mi (637.01 km) |
| Sompting to Oestrich-Winkel | 371.42 mi (597.74 km) |
| Sompting to Offenburg | 404.23 mi (650.54 km) |
| Sompting to Oftersheim | 407.89 mi (656.43 km) |
| Sompting to Ohrdruf | 482.76 mi (776.93 km) |
| Sompting to Ohringen | 450.77 mi (725.44 km) |
| Sompting to Olbernhau | 596.99 mi (960.76 km) |
| Sompting to Olching | 552.85 mi (889.72 km) |
| Sompting to Oldenburg | 397.18 mi (639.20 km) |
| Sompting to Oldenburg in Holstein | 527.99 mi (849.72 km) |
| Sompting to Olfen | 339.22 mi (545.92 km) |
| Sompting to Olpe | 356.00 mi (572.93 km) |
| Sompting to Olsberg | 384.33 mi (618.52 km) |
| Sompting to Oranienburg | 594.25 mi (956.36 km) |
| Sompting to Ortenberg | 413.10 mi (664.81 km) |
