| Sandiacre to Orbetello | 926.21 mi (1,490.60 km) |
| Sandiacre to Oria | 1,234.04 mi (1,985.99 km) |
| Sandiacre to Oristano | 1,012.98 mi (1,630.23 km) |
| Sandiacre to Orta Nova | 1,126.08 mi (1,812.24 km) |
| Sandiacre to Orte | 959.66 mi (1,544.43 km) |
| Sandiacre to Ortona | 1,028.85 mi (1,655.77 km) |
| Sandiacre to Orvieto | 936.99 mi (1,507.93 km) |
| Sandiacre to Orzinuovi | 724.60 mi (1,166.13 km) |
| Sandiacre to Osimo | 939.08 mi (1,511.30 km) |
| Sandiacre to Ospitaletto | 720.86 mi (1,160.11 km) |
| Sandiacre to Ostuni | 1,219.98 mi (1,963.36 km) |
| Sandiacre to Ottaviano | 1,113.25 mi (1,791.60 km) |
| Sandiacre to Ovada | 728.18 mi (1,171.89 km) |
| Sandiacre to Ozieri | 979.70 mi (1,576.68 km) |
| Sandiacre to Paceco | 1,226.35 mi (1,973.63 km) |
