| Darlaston to Olivares | 1,065.63 mi (1,714.97 km) |
| Darlaston to Olivenza | 989.34 mi (1,592.19 km) |
| Darlaston to Olot | 748.10 mi (1,203.95 km) |
| Darlaston to Onate | 659.20 mi (1,060.88 km) |
| Darlaston to Onda | 875.22 mi (1,408.54 km) |
| Darlaston to Onteniente | 952.42 mi (1,532.77 km) |
| Darlaston to Orihuela | 1,002.22 mi (1,612.92 km) |
| Darlaston to Osuna | 1,069.96 mi (1,721.93 km) |
| Darlaston to Ourense | 756.95 mi (1,218.19 km) |
| Darlaston to Oviedo | 659.99 mi (1,062.15 km) |
| Darlaston to Paiporta | 911.38 mi (1,466.73 km) |
| Darlaston to Pajara | 1,783.90 mi (2,870.90 km) |
| Darlaston to Palafolls | 785.81 mi (1,264.64 km) |
| Darlaston to Palafrugell | 775.05 mi (1,247.33 km) |
| Darlaston to Palamos | 779.30 mi (1,254.17 km) |
