| Rome to Nottingham | 991.63 mi (1,595.87 km) |
| Rome to Nuneaton | 980.57 mi (1,578.08 km) |
| Rome to Oadby | 972.25 mi (1,564.68 km) |
| Rome to Oakengates | 1,019.17 mi (1,640.19 km) |
| Rome to Oakham | 965.51 mi (1,553.83 km) |
| Rome to Oldbury | 996.79 mi (1,604.17 km) |
| Rome to Oldham | 1,048.77 mi (1,687.83 km) |
| Rome to Ollerton | 999.99 mi (1,609.33 km) |
| Rome to Olton | 987.09 mi (1,588.57 km) |
| Rome to Omagh | 1,255.67 mi (2,020.80 km) |
| Rome to Ormesby | 1,073.14 mi (1,727.05 km) |
| Rome to Ormskirk | 1,072.79 mi (1,726.49 km) |
| Rome to Orpington | 877.60 mi (1,412.37 km) |
| Rome to Ossett | 1,039.84 mi (1,673.46 km) |
| Rome to Oswaldtwistle | 1,066.44 mi (1,716.27 km) |
