| Rickmansworth to Nyon | 472.89 mi (761.04 km) |
| Rickmansworth to Oberriet | 539.65 mi (868.49 km) |
| Rickmansworth to Obersiggenthal | 485.60 mi (781.49 km) |
| Rickmansworth to Oberwil | 458.19 mi (737.39 km) |
| Rickmansworth to Oberwingert | 501.67 mi (807.35 km) |
| Rickmansworth to Oftringen | 479.88 mi (772.30 km) |
| Rickmansworth to Olten | 477.77 mi (768.90 km) |
| Rickmansworth to Onex | 480.18 mi (772.77 km) |
| Rickmansworth to Opfikon | 497.87 mi (801.25 km) |
| Rickmansworth to Ostermundigen | 482.41 mi (776.36 km) |
| Rickmansworth to Payerne | 471.20 mi (758.32 km) |
| Rickmansworth to Pfaffikon | 508.64 mi (818.58 km) |
| Rickmansworth to Plan-les-Ouates | 481.57 mi (775.02 km) |
| Rickmansworth to Pratteln | 463.15 mi (745.37 km) |
| Rickmansworth to Prilly | 475.64 mi (765.47 km) |
