| Olesa de Montserrat to Oschatz | 857.94 mi (1,380.72 km) |
| Olesa de Montserrat to Oschersleben | 846.64 mi (1,362.53 km) |
| Olesa de Montserrat to Osnabruck | 796.08 mi (1,281.17 km) |
| Olesa de Montserrat to Ostbevern | 777.14 mi (1,250.69 km) |
| Olesa de Montserrat to Osterburg | 902.57 mi (1,452.54 km) |
| Olesa de Montserrat to Ostercappeln | 803.44 mi (1,293.01 km) |
| Olesa de Montserrat to Osterhofen | 732.60 mi (1,179.00 km) |
| Olesa de Montserrat to Osterholz-Scharmbeck | 867.76 mi (1,396.52 km) |
| Olesa de Montserrat to Osternienburg | 854.01 mi (1,374.40 km) |
| Olesa de Montserrat to Osterode | 806.43 mi (1,297.83 km) |
| Olesa de Montserrat to Osterwieck | 831.03 mi (1,337.41 km) |
| Olesa de Montserrat to Ostfildern | 611.90 mi (984.76 km) |
| Olesa de Montserrat to Osthofen | 643.45 mi (1,035.53 km) |
| Olesa de Montserrat to Ostrhauderfehn | 842.56 mi (1,355.97 km) |
| Olesa de Montserrat to Ostringen | 624.38 mi (1,004.85 km) |
