| Dartford to Nyon | 443.12 mi (713.13 km) |
| Dartford to Oberriet | 507.28 mi (816.39 km) |
| Dartford to Obersiggenthal | 453.44 mi (729.74 km) |
| Dartford to Oberwil | 426.29 mi (686.05 km) |
| Dartford to Oberwingert | 469.37 mi (755.38 km) |
| Dartford to Oftringen | 447.96 mi (720.93 km) |
| Dartford to Olten | 445.84 mi (717.51 km) |
| Dartford to Onex | 450.79 mi (725.48 km) |
| Dartford to Opfikon | 465.67 mi (749.42 km) |
| Dartford to Ostermundigen | 450.99 mi (725.79 km) |
| Dartford to Payerne | 440.29 mi (708.58 km) |
| Dartford to Pfaffikon | 476.41 mi (766.71 km) |
| Dartford to Plan-les-Ouates | 452.19 mi (727.73 km) |
| Dartford to Pratteln | 431.19 mi (693.93 km) |
| Dartford to Prilly | 445.32 mi (716.68 km) |
