| Abertawe to Orbetello | 951.61 mi (1,531.46 km) |
| Abertawe to Oria | 1,280.63 mi (2,060.97 km) |
| Abertawe to Oristano | 1,007.04 mi (1,620.67 km) |
| Abertawe to Orta Nova | 1,168.61 mi (1,880.69 km) |
| Abertawe to Orte | 992.06 mi (1,596.56 km) |
| Abertawe to Ortona | 1,071.17 mi (1,723.88 km) |
| Abertawe to Orvieto | 969.53 mi (1,560.31 km) |
| Abertawe to Orzinuovi | 765.08 mi (1,231.27 km) |
| Abertawe to Osimo | 984.32 mi (1,584.11 km) |
| Abertawe to Ospitaletto | 763.66 mi (1,228.99 km) |
| Abertawe to Ostuni | 1,267.57 mi (2,039.96 km) |
| Abertawe to Ottaviano | 1,147.08 mi (1,846.05 km) |
| Abertawe to Ovada | 753.10 mi (1,211.99 km) |
| Abertawe to Ozieri | 979.89 mi (1,576.99 km) |
| Abertawe to Paceco | 1,235.80 mi (1,988.82 km) |
