| Dokkum to Olivenza | 1,186.81 mi (1,909.98 km) |
| Dokkum to Olot | 786.84 mi (1,266.29 km) |
| Dokkum to Onate | 808.74 mi (1,301.53 km) |
| Dokkum to Onda | 969.06 mi (1,559.55 km) |
| Dokkum to Onteniente | 1,049.89 mi (1,689.63 km) |
| Dokkum to Orihuela | 1,103.82 mi (1,776.43 km) |
| Dokkum to Osuna | 1,232.60 mi (1,983.68 km) |
| Dokkum to Ourense | 991.46 mi (1,595.60 km) |
| Dokkum to Oviedo | 875.14 mi (1,408.40 km) |
| Dokkum to Paiporta | 1,006.86 mi (1,620.38 km) |
| Dokkum to Pajara | 2,004.92 mi (3,226.61 km) |
| Dokkum to Palafolls | 819.39 mi (1,318.68 km) |
| Dokkum to Palafrugell | 799.13 mi (1,286.08 km) |
| Dokkum to Palamos | 804.28 mi (1,294.37 km) |
| Dokkum to Palencia | 920.21 mi (1,480.93 km) |
