| Superior to Orbetello | 4,698.12 mi (7,560.90 km) |
| Superior to Oria | 5,026.06 mi (8,088.66 km) |
| Superior to Oristano | 4,720.60 mi (7,597.07 km) |
| Superior to Orta Nova | 4,915.59 mi (7,910.88 km) |
| Superior to Orte | 4,740.00 mi (7,628.29 km) |
| Superior to Ortona | 4,818.05 mi (7,753.90 km) |
| Superior to Orvieto | 4,717.50 mi (7,592.08 km) |
| Superior to Orzinuovi | 4,511.72 mi (7,260.91 km) |
| Superior to Osimo | 4,729.84 mi (7,611.94 km) |
| Superior to Ospitaletto | 4,509.49 mi (7,257.32 km) |
| Superior to Ostuni | 5,012.42 mi (8,066.71 km) |
| Superior to Ottaviano | 4,895.01 mi (7,877.76 km) |
| Superior to Ovada | 4,500.49 mi (7,242.84 km) |
| Superior to Ozieri | 4,704.06 mi (7,570.45 km) |
| Superior to Paceco | 4,965.28 mi (7,990.84 km) |
