| Huercal de Almeria to Orbetello | 819.70 mi (1,319.18 km) |
| Huercal de Almeria to Oria | 1,108.01 mi (1,783.17 km) |
| Huercal de Almeria to Oristano | 631.97 mi (1,017.05 km) |
| Huercal de Almeria to Orta Nova | 1,017.95 mi (1,638.23 km) |
| Huercal de Almeria to Orte | 875.62 mi (1,409.17 km) |
| Huercal de Almeria to Ortona | 970.14 mi (1,561.28 km) |
| Huercal de Almeria to Orvieto | 869.27 mi (1,398.96 km) |
| Huercal de Almeria to Orzinuovi | 870.13 mi (1,400.33 km) |
| Huercal de Almeria to Osimo | 953.68 mi (1,534.79 km) |
| Huercal de Almeria to Ospitaletto | 882.10 mi (1,419.60 km) |
| Huercal de Almeria to Ostuni | 1,107.37 mi (1,782.14 km) |
| Huercal de Almeria to Ottaviano | 948.37 mi (1,526.25 km) |
| Huercal de Almeria to Ovada | 788.21 mi (1,268.51 km) |
| Huercal de Almeria to Ozieri | 666.69 mi (1,072.93 km) |
| Huercal de Almeria to Paceco | 824.65 mi (1,327.15 km) |
