| Southgate to Olivares | 1,025.12 mi (1,649.76 km) |
| Southgate to Olivenza | 955.76 mi (1,538.14 km) |
| Southgate to Olot | 664.34 mi (1,069.16 km) |
| Southgate to Onate | 603.61 mi (971.41 km) |
| Southgate to Onda | 806.28 mi (1,297.59 km) |
| Southgate to Onteniente | 885.35 mi (1,424.83 km) |
| Southgate to Orihuela | 936.78 mi (1,507.61 km) |
| Southgate to Osuna | 1,024.03 mi (1,648.02 km) |
| Southgate to Ourense | 737.60 mi (1,187.05 km) |
| Southgate to Oviedo | 630.31 mi (1,014.39 km) |
| Southgate to Paiporta | 843.32 mi (1,357.19 km) |
| Southgate to Pajara | 1,763.51 mi (2,838.09 km) |
| Southgate to Palafolls | 701.58 mi (1,129.09 km) |
| Southgate to Palafrugell | 688.81 mi (1,108.54 km) |
| Southgate to Palamos | 693.30 mi (1,115.75 km) |
