| Cardedeu to Oerlinghausen | 772.60 mi (1,243.37 km) |
| Cardedeu to Oestrich-Winkel | 637.80 mi (1,026.44 km) |
| Cardedeu to Offenburg | 544.13 mi (875.70 km) |
| Cardedeu to Oftersheim | 612.79 mi (986.19 km) |
| Cardedeu to Ohrdruf | 749.33 mi (1,205.93 km) |
| Cardedeu to Ohringen | 626.04 mi (1,007.52 km) |
| Cardedeu to Olbernhau | 813.60 mi (1,309.36 km) |
| Cardedeu to Olching | 629.61 mi (1,013.27 km) |
| Cardedeu to Oldenburg | 839.95 mi (1,351.77 km) |
| Cardedeu to Oldenburg in Holstein | 957.81 mi (1,541.45 km) |
| Cardedeu to Olfen | 735.35 mi (1,183.43 km) |
| Cardedeu to Olpe | 698.00 mi (1,123.32 km) |
| Cardedeu to Olsberg | 730.73 mi (1,176.00 km) |
| Cardedeu to Oranienburg | 919.96 mi (1,480.53 km) |
| Cardedeu to Ortenberg | 681.90 mi (1,097.41 km) |
