| Wuppertal to Oerlinghausen | 79.93 mi (128.63 km) |
| Wuppertal to Oestrich-Winkel | 94.55 mi (152.17 km) |
| Wuppertal to Offenburg | 196.32 mi (315.95 km) |
| Wuppertal to Oftersheim | 144.86 mi (233.12 km) |
| Wuppertal to Ohrdruf | 157.11 mi (252.85 km) |
| Wuppertal to Ohringen | 175.69 mi (282.75 km) |
| Wuppertal to Olbernhau | 270.71 mi (435.67 km) |
| Wuppertal to Olching | 280.93 mi (452.11 km) |
| Wuppertal to Oldenburg | 136.84 mi (220.23 km) |
| Wuppertal to Oldenburg in Holstein | 260.37 mi (419.02 km) |
| Wuppertal to Olfen | 32.26 mi (51.92 km) |
| Wuppertal to Olpe | 33.05 mi (53.19 km) |
| Wuppertal to Olsberg | 56.44 mi (90.84 km) |
| Wuppertal to Oranienburg | 277.10 mi (445.95 km) |
| Wuppertal to Ortenberg | 103.15 mi (166.00 km) |
