| Cloppenburg to Oberriet | 388.18 mi (624.71 km) |
| Cloppenburg to Obersiggenthal | 370.71 mi (596.60 km) |
| Cloppenburg to Oberwil | 369.36 mi (594.44 km) |
| Cloppenburg to Oberwingert | 369.84 mi (595.20 km) |
| Cloppenburg to Oftringen | 382.36 mi (615.35 km) |
| Cloppenburg to Olten | 380.07 mi (611.67 km) |
| Cloppenburg to Onex | 468.81 mi (754.47 km) |
| Cloppenburg to Opfikon | 374.95 mi (603.43 km) |
| Cloppenburg to Ostermundigen | 408.06 mi (656.72 km) |
| Cloppenburg to Payerne | 419.81 mi (675.61 km) |
| Cloppenburg to Pfaffikon | 380.24 mi (611.94 km) |
| Cloppenburg to Plan-les-Ouates | 469.80 mi (756.07 km) |
| Cloppenburg to Pratteln | 368.82 mi (593.56 km) |
| Cloppenburg to Prilly | 441.20 mi (710.05 km) |
| Cloppenburg to Pully | 441.91 mi (711.19 km) |
