| Montalto Uffugo to Octeville | 1,121.08 mi (1,804.20 km) |
| Montalto Uffugo to Oignies | 996.48 mi (1,603.68 km) |
| Montalto Uffugo to Oissel | 1,008.99 mi (1,623.82 km) |
| Montalto Uffugo to Olivet | 919.29 mi (1,479.45 km) |
| Montalto Uffugo to Ollioules | 593.60 mi (955.31 km) |
| Montalto Uffugo to Olonne-sur-Mer | 1,028.22 mi (1,654.77 km) |
| Montalto Uffugo to Oloron-Sainte-Marie | 906.68 mi (1,459.15 km) |
| Montalto Uffugo to Onet Village | 775.86 mi (1,248.63 km) |
| Montalto Uffugo to Onnaing | 973.88 mi (1,567.32 km) |
| Montalto Uffugo to Orange | 668.98 mi (1,076.62 km) |
| Montalto Uffugo to Orchies | 989.02 mi (1,591.67 km) |
| Montalto Uffugo to Orleans | 920.47 mi (1,481.35 km) |
| Montalto Uffugo to Orly | 937.10 mi (1,508.12 km) |
| Montalto Uffugo to Ormesson-sur-Marne | 933.73 mi (1,502.70 km) |
| Montalto Uffugo to Orsay | 942.51 mi (1,516.83 km) |
