| Castelldefels to Oschatz | 870.73 mi (1,401.31 km) |
| Castelldefels to Oschersleben | 860.86 mi (1,385.42 km) |
| Castelldefels to Osnabruck | 812.03 mi (1,306.84 km) |
| Castelldefels to Ostbevern | 793.11 mi (1,276.39 km) |
| Castelldefels to Osterburg | 916.95 mi (1,475.70 km) |
| Castelldefels to Ostercappeln | 819.32 mi (1,318.57 km) |
| Castelldefels to Osterhofen | 743.02 mi (1,195.77 km) |
| Castelldefels to Osterholz-Scharmbeck | 883.68 mi (1,422.14 km) |
| Castelldefels to Osternienburg | 867.71 mi (1,396.44 km) |
| Castelldefels to Osterode | 821.01 mi (1,321.29 km) |
| Castelldefels to Osterwieck | 845.49 mi (1,360.69 km) |
| Castelldefels to Ostfildern | 625.01 mi (1,005.86 km) |
| Castelldefels to Osthofen | 658.01 mi (1,058.97 km) |
| Castelldefels to Ostrhauderfehn | 858.96 mi (1,382.36 km) |
| Castelldefels to Ostringen | 638.32 mi (1,027.28 km) |
