| Pitsea to Orbetello | 806.03 mi (1,297.18 km) |
| Pitsea to Oria | 1,117.36 mi (1,798.21 km) |
| Pitsea to Oristano | 893.97 mi (1,438.71 km) |
| Pitsea to Orta Nova | 1,008.39 mi (1,622.84 km) |
| Pitsea to Orte | 840.15 mi (1,352.10 km) |
| Pitsea to Ortona | 910.99 mi (1,466.10 km) |
| Pitsea to Orvieto | 817.47 mi (1,315.59 km) |
| Pitsea to Orzinuovi | 605.85 mi (975.01 km) |
| Pitsea to Osimo | 821.68 mi (1,322.37 km) |
| Pitsea to Ospitaletto | 602.50 mi (969.64 km) |
| Pitsea to Ostuni | 1,103.52 mi (1,775.95 km) |
| Pitsea to Ottaviano | 994.08 mi (1,599.81 km) |
| Pitsea to Ovada | 607.82 mi (978.19 km) |
| Pitsea to Ozieri | 860.00 mi (1,384.04 km) |
| Pitsea to Paceco | 1,105.92 mi (1,779.81 km) |
