| Datteln to Olivenza | 1,134.85 mi (1,826.37 km) |
| Datteln to Olot | 692.95 mi (1,115.20 km) |
| Datteln to Onate | 749.29 mi (1,205.87 km) |
| Datteln to Onda | 885.81 mi (1,425.58 km) |
| Datteln to Onteniente | 965.89 mi (1,554.44 km) |
| Datteln to Orihuela | 1,019.99 mi (1,641.52 km) |
| Datteln to Osuna | 1,166.59 mi (1,877.44 km) |
| Datteln to Ourense | 959.81 mi (1,544.67 km) |
| Datteln to Oviedo | 838.59 mi (1,349.59 km) |
| Datteln to Paiporta | 923.20 mi (1,485.74 km) |
| Datteln to Pajara | 1,954.06 mi (3,144.75 km) |
| Datteln to Palafolls | 723.04 mi (1,163.62 km) |
| Datteln to Palafrugell | 700.87 mi (1,127.94 km) |
| Datteln to Palamos | 706.10 mi (1,136.36 km) |
| Datteln to Palencia | 868.64 mi (1,397.95 km) |
