| Strood to Orbetello | 797.91 mi (1,284.10 km) |
| Strood to Oria | 1,111.08 mi (1,788.11 km) |
| Strood to Oristano | 883.88 mi (1,422.47 km) |
| Strood to Orta Nova | 1,001.73 mi (1,612.13 km) |
| Strood to Orte | 832.59 mi (1,339.93 km) |
| Strood to Ortona | 904.28 mi (1,455.30 km) |
| Strood to Orvieto | 809.91 mi (1,303.42 km) |
| Strood to Orzinuovi | 598.79 mi (963.66 km) |
| Strood to Osimo | 815.19 mi (1,311.92 km) |
| Strood to Ospitaletto | 595.66 mi (958.62 km) |
| Strood to Ostuni | 1,097.33 mi (1,765.97 km) |
| Strood to Ottaviano | 986.70 mi (1,587.94 km) |
| Strood to Ovada | 599.48 mi (964.76 km) |
| Strood to Ozieri | 850.24 mi (1,368.32 km) |
| Strood to Paceco | 1,096.86 mi (1,765.23 km) |
