| Dunbar to Olivares | 1,295.21 mi (2,084.44 km) |
| Dunbar to Olivenza | 1,214.91 mi (1,955.21 km) |
| Dunbar to Olot | 980.75 mi (1,578.37 km) |
| Dunbar to Onate | 896.11 mi (1,442.15 km) |
| Dunbar to Onda | 1,113.01 mi (1,791.21 km) |
| Dunbar to Onteniente | 1,190.30 mi (1,915.60 km) |
| Dunbar to Orihuela | 1,240.08 mi (1,995.71 km) |
| Dunbar to Osuna | 1,302.39 mi (2,096.00 km) |
| Dunbar to Ourense | 973.92 mi (1,567.38 km) |
| Dunbar to Oviedo | 885.84 mi (1,425.62 km) |
| Dunbar to Paiporta | 1,149.23 mi (1,849.50 km) |
| Dunbar to Pajara | 1,994.41 mi (3,209.70 km) |
| Dunbar to Palafolls | 1,018.17 mi (1,638.59 km) |
| Dunbar to Palafrugell | 1,005.89 mi (1,618.83 km) |
| Dunbar to Palamos | 1,010.33 mi (1,625.98 km) |
