| Llanes to Orbetello | 809.44 mi (1,302.67 km) |
| Llanes to Oria | 1,164.24 mi (1,873.67 km) |
| Llanes to Oristano | 729.55 mi (1,174.10 km) |
| Llanes to Orta Nova | 1,051.93 mi (1,692.92 km) |
| Llanes to Orte | 868.07 mi (1,397.03 km) |
| Llanes to Ortona | 970.48 mi (1,561.83 km) |
| Llanes to Orvieto | 851.26 mi (1,369.97 km) |
| Llanes to Orzinuovi | 736.71 mi (1,185.62 km) |
| Llanes to Osimo | 913.04 mi (1,469.40 km) |
| Llanes to Ospitaletto | 744.54 mi (1,198.22 km) |
| Llanes to Ostuni | 1,157.02 mi (1,862.05 km) |
| Llanes to Ottaviano | 999.03 mi (1,607.78 km) |
| Llanes to Ovada | 670.32 mi (1,078.77 km) |
| Llanes to Ozieri | 732.18 mi (1,178.33 km) |
| Llanes to Paceco | 978.92 mi (1,575.42 km) |
