| Mexborough to Olivares | 1,135.28 mi (1,827.06 km) |
| Mexborough to Olivenza | 1,059.91 mi (1,705.75 km) |
| Mexborough to Olot | 800.96 mi (1,289.02 km) |
| Mexborough to Onate | 724.98 mi (1,166.74 km) |
| Mexborough to Onda | 936.51 mi (1,507.17 km) |
| Mexborough to Onteniente | 1,014.59 mi (1,632.82 km) |
| Mexborough to Orihuela | 1,065.10 mi (1,714.11 km) |
| Mexborough to Osuna | 1,138.62 mi (1,832.43 km) |
| Mexborough to Ourense | 828.42 mi (1,333.21 km) |
| Mexborough to Oviedo | 730.72 mi (1,175.98 km) |
| Mexborough to Paiporta | 973.09 mi (1,566.04 km) |
| Mexborough to Pajara | 1,855.43 mi (2,986.03 km) |
| Mexborough to Palafolls | 838.36 mi (1,349.21 km) |
| Mexborough to Palafrugell | 826.08 mi (1,329.44 km) |
| Mexborough to Palamos | 830.51 mi (1,336.58 km) |
