| Upton to Orbetello | 1,001.85 mi (1,612.32 km) |
| Upton to Oria | 1,313.60 mi (2,114.03 km) |
| Upton to Oristano | 1,080.78 mi (1,739.35 km) |
| Upton to Orta Nova | 1,205.00 mi (1,939.26 km) |
| Upton to Orte | 1,036.73 mi (1,668.45 km) |
| Upton to Ortona | 1,107.65 mi (1,782.59 km) |
| Upton to Orvieto | 1,014.04 mi (1,631.94 km) |
| Upton to Orzinuovi | 802.61 mi (1,291.68 km) |
| Upton to Osimo | 1,018.19 mi (1,638.62 km) |
| Upton to Ospitaletto | 799.24 mi (1,286.25 km) |
| Upton to Ostuni | 1,299.65 mi (2,091.58 km) |
| Upton to Ottaviano | 1,190.78 mi (1,916.37 km) |
| Upton to Ovada | 803.22 mi (1,292.66 km) |
| Upton to Ozieri | 1,049.23 mi (1,688.57 km) |
| Upton to Paceco | 1,298.80 mi (2,090.22 km) |
