| Ruislip to Nyon | 468.77 mi (754.40 km) |
| Ruislip to Oberriet | 536.30 mi (863.10 km) |
| Ruislip to Obersiggenthal | 482.09 mi (775.84 km) |
| Ruislip to Oberwil | 454.56 mi (731.54 km) |
| Ruislip to Oberwingert | 498.25 mi (801.85 km) |
| Ruislip to Oftringen | 476.26 mi (766.46 km) |
| Ruislip to Olten | 474.15 mi (763.07 km) |
| Ruislip to Onex | 476.00 mi (766.05 km) |
| Ruislip to Opfikon | 494.40 mi (795.65 km) |
| Ruislip to Ostermundigen | 478.61 mi (770.24 km) |
| Ruislip to Payerne | 467.27 mi (752.00 km) |
| Ruislip to Pfaffikon | 505.18 mi (813.01 km) |
| Ruislip to Plan-les-Ouates | 477.40 mi (768.30 km) |
| Ruislip to Pratteln | 459.55 mi (739.57 km) |
| Ruislip to Prilly | 471.60 mi (758.97 km) |
