| Tomares to Orbetello | 977.10 mi (1,572.49 km) |
| Tomares to Oria | 1,286.72 mi (2,070.78 km) |
| Tomares to Oristano | 808.03 mi (1,300.40 km) |
| Tomares to Orta Nova | 1,190.65 mi (1,916.16 km) |
| Tomares to Orte | 1,035.40 mi (1,666.32 km) |
| Tomares to Ortona | 1,134.21 mi (1,825.33 km) |
| Tomares to Orvieto | 1,026.22 mi (1,651.54 km) |
| Tomares to Orzinuovi | 993.85 mi (1,599.45 km) |
| Tomares to Osimo | 1,107.02 mi (1,781.58 km) |
| Tomares to Ospitaletto | 1,004.92 mi (1,617.27 km) |
| Tomares to Ostuni | 1,284.76 mi (2,067.62 km) |
| Tomares to Ottaviano | 1,123.32 mi (1,807.81 km) |
| Tomares to Ovada | 913.60 mi (1,470.30 km) |
| Tomares to Ozieri | 836.95 mi (1,346.94 km) |
| Tomares to Paceco | 1,016.05 mi (1,635.18 km) |
