| Santona to Oerlinghausen | 813.27 mi (1,308.83 km) |
| Santona to Oestrich-Winkel | 705.66 mi (1,135.65 km) |
| Santona to Offenburg | 647.02 mi (1,041.28 km) |
| Santona to Oftersheim | 703.62 mi (1,132.37 km) |
| Santona to Ohrdruf | 837.47 mi (1,347.78 km) |
| Santona to Ohringen | 733.73 mi (1,180.83 km) |
| Santona to Olbernhau | 931.59 mi (1,499.26 km) |
| Santona to Olching | 782.00 mi (1,258.52 km) |
| Santona to Oldenburg | 856.40 mi (1,378.25 km) |
| Santona to Oldenburg in Holstein | 990.01 mi (1,593.26 km) |
| Santona to Olfen | 761.42 mi (1,225.39 km) |
| Santona to Olpe | 743.14 mi (1,195.97 km) |
| Santona to Olsberg | 779.51 mi (1,254.49 km) |
| Santona to Oranienburg | 999.49 mi (1,608.53 km) |
| Santona to Ortenberg | 758.02 mi (1,219.91 km) |
