| Grevesmuhlen to Olivenza | 1,356.00 mi (2,182.27 km) |
| Grevesmuhlen to Olot | 899.87 mi (1,448.20 km) |
| Grevesmuhlen to Onate | 970.15 mi (1,561.30 km) |
| Grevesmuhlen to Onda | 1,098.68 mi (1,768.16 km) |
| Grevesmuhlen to Onteniente | 1,177.91 mi (1,895.67 km) |
| Grevesmuhlen to Orihuela | 1,231.88 mi (1,982.52 km) |
| Grevesmuhlen to Osuna | 1,385.69 mi (2,230.05 km) |
| Grevesmuhlen to Ourense | 1,178.74 mi (1,897.00 km) |
| Grevesmuhlen to Oviedo | 1,058.36 mi (1,703.27 km) |
| Grevesmuhlen to Paiporta | 1,135.64 mi (1,827.63 km) |
| Grevesmuhlen to Pajara | 2,175.13 mi (3,500.53 km) |
| Grevesmuhlen to Palafolls | 927.46 mi (1,492.60 km) |
| Grevesmuhlen to Palafrugell | 903.70 mi (1,454.37 km) |
| Grevesmuhlen to Palamos | 908.95 mi (1,462.81 km) |
| Grevesmuhlen to Palencia | 1,089.84 mi (1,753.93 km) |
