| Cardito to Oerlinghausen | 806.41 mi (1,297.79 km) |
| Cardito to Oestrich-Winkel | 695.21 mi (1,118.83 km) |
| Cardito to Offenburg | 605.69 mi (974.77 km) |
| Cardito to Oftersheim | 644.54 mi (1,037.29 km) |
| Cardito to Ohrdruf | 703.52 mi (1,132.21 km) |
| Cardito to Ohringen | 615.94 mi (991.25 km) |
| Cardito to Olbernhau | 672.96 mi (1,083.02 km) |
| Cardito to Olching | 521.89 mi (839.90 km) |
| Cardito to Oldenburg | 889.11 mi (1,430.88 km) |
| Cardito to Oldenburg in Holstein | 935.73 mi (1,505.92 km) |
| Cardito to Olfen | 812.91 mi (1,308.26 km) |
| Cardito to Olpe | 760.97 mi (1,224.66 km) |
| Cardito to Olsberg | 770.01 mi (1,239.22 km) |
| Cardito to Oranienburg | 817.13 mi (1,315.04 km) |
| Cardito to Ortenberg | 697.05 mi (1,121.80 km) |
