| Mackworth to Olivares | 1,094.43 mi (1,761.31 km) |
| Mackworth to Olivenza | 1,019.08 mi (1,640.05 km) |
| Mackworth to Olot | 765.50 mi (1,231.95 km) |
| Mackworth to Onate | 684.83 mi (1,102.13 km) |
| Mackworth to Onda | 897.82 mi (1,444.90 km) |
| Mackworth to Onteniente | 975.60 mi (1,570.08 km) |
| Mackworth to Orihuela | 1,025.88 mi (1,650.99 km) |
| Mackworth to Osuna | 1,097.87 mi (1,766.85 km) |
| Mackworth to Ourense | 788.09 mi (1,268.30 km) |
| Mackworth to Oviedo | 689.93 mi (1,110.33 km) |
| Mackworth to Paiporta | 934.26 mi (1,503.54 km) |
| Mackworth to Pajara | 1,815.28 mi (2,921.40 km) |
| Mackworth to Palafolls | 803.04 mi (1,292.37 km) |
| Mackworth to Palafrugell | 791.40 mi (1,273.63 km) |
| Mackworth to Palamos | 795.76 mi (1,280.65 km) |
