| Ober-Ramstadt to Olivenza | 1,095.01 mi (1,762.25 km) |
| Ober-Ramstadt to Olot | 607.56 mi (977.77 km) |
| Ober-Ramstadt to Onate | 708.23 mi (1,139.79 km) |
| Ober-Ramstadt to Onda | 810.95 mi (1,305.10 km) |
| Ober-Ramstadt to Onteniente | 888.78 mi (1,430.35 km) |
| Ober-Ramstadt to Orihuela | 942.37 mi (1,516.60 km) |
| Ober-Ramstadt to Osuna | 1,109.45 mi (1,785.48 km) |
| Ober-Ramstadt to Ourense | 946.59 mi (1,523.38 km) |
| Ober-Ramstadt to Oviedo | 822.54 mi (1,323.75 km) |
| Ober-Ramstadt to Paiporta | 847.18 mi (1,363.40 km) |
| Ober-Ramstadt to Pajara | 1,908.91 mi (3,072.09 km) |
| Ober-Ramstadt to Palafolls | 633.42 mi (1,019.39 km) |
| Ober-Ramstadt to Palafrugell | 608.98 mi (980.06 km) |
| Ober-Ramstadt to Palamos | 614.21 mi (988.48 km) |
| Ober-Ramstadt to Palencia | 834.06 mi (1,342.28 km) |
