| Great Wyrley to Orbetello | 934.51 mi (1,503.95 km) |
| Great Wyrley to Oria | 1,247.94 mi (2,008.36 km) |
| Great Wyrley to Oristano | 1,013.82 mi (1,631.59 km) |
| Great Wyrley to Orta Nova | 1,138.87 mi (1,832.83 km) |
| Great Wyrley to Orte | 969.73 mi (1,560.63 km) |
| Great Wyrley to Ortona | 1,041.45 mi (1,676.04 km) |
| Great Wyrley to Orvieto | 947.05 mi (1,524.12 km) |
| Great Wyrley to Orzinuovi | 736.05 mi (1,184.56 km) |
| Great Wyrley to Osimo | 952.23 mi (1,532.46 km) |
| Great Wyrley to Ospitaletto | 732.87 mi (1,179.44 km) |
| Great Wyrley to Ostuni | 1,234.10 mi (1,986.10 km) |
| Great Wyrley to Ottaviano | 1,123.92 mi (1,808.78 km) |
| Great Wyrley to Ovada | 735.82 mi (1,184.19 km) |
| Great Wyrley to Ozieri | 981.97 mi (1,580.33 km) |
| Great Wyrley to Paceco | 1,231.28 mi (1,981.55 km) |
