| Oudewater to Oberriet | 386.65 mi (622.25 km) |
| Oudewater to Obersiggenthal | 348.24 mi (560.44 km) |
| Oudewater to Oberwil | 333.40 mi (536.56 km) |
| Oudewater to Oberwingert | 356.23 mi (573.29 km) |
| Oudewater to Oftringen | 352.14 mi (566.71 km) |
| Oudewater to Olten | 349.71 mi (562.81 km) |
| Oudewater to Onex | 406.88 mi (654.80 km) |
| Oudewater to Opfikon | 357.10 mi (574.69 km) |
| Oudewater to Ostermundigen | 368.95 mi (593.76 km) |
| Oudewater to Payerne | 371.06 mi (597.16 km) |
| Oudewater to Pfaffikon | 365.75 mi (588.62 km) |
| Oudewater to Plan-les-Ouates | 408.12 mi (656.80 km) |
| Oudewater to Pratteln | 335.58 mi (540.06 km) |
| Oudewater to Prilly | 386.81 mi (622.51 km) |
| Oudewater to Pully | 388.55 mi (625.31 km) |
