| Berwyn to Octeville | 3,957.16 mi (6,368.43 km) |
| Berwyn to Oignies | 4,108.81 mi (6,612.48 km) |
| Berwyn to Oissel | 4,074.21 mi (6,556.81 km) |
| Berwyn to Olivet | 4,157.57 mi (6,690.97 km) |
| Berwyn to Ollioules | 4,495.28 mi (7,234.45 km) |
| Berwyn to Olonne-sur-Mer | 4,054.62 mi (6,525.27 km) |
| Berwyn to Oloron-Sainte-Marie | 4,221.57 mi (6,793.96 km) |
| Berwyn to Onet Village | 4,313.27 mi (6,941.54 km) |
| Berwyn to Onnaing | 4,134.61 mi (6,654.01 km) |
| Berwyn to Orange | 4,413.46 mi (7,102.78 km) |
| Berwyn to Orchies | 4,118.14 mi (6,627.50 km) |
| Berwyn to Orleans | 4,156.54 mi (6,689.31 km) |
| Berwyn to Orly | 4,145.93 mi (6,672.23 km) |
| Berwyn to Ormesson-sur-Marne | 4,150.15 mi (6,679.02 km) |
| Berwyn to Orsay | 4,139.49 mi (6,661.86 km) |
