| Wulfrath to Oerlinghausen | 84.49 mi (135.97 km) |
| Wulfrath to Oestrich-Winkel | 98.26 mi (158.14 km) |
| Wulfrath to Offenburg | 198.69 mi (319.76 km) |
| Wulfrath to Oftersheim | 148.81 mi (239.49 km) |
| Wulfrath to Ohrdruf | 163.70 mi (263.45 km) |
| Wulfrath to Ohringen | 180.53 mi (290.54 km) |
| Wulfrath to Olbernhau | 277.28 mi (446.25 km) |
| Wulfrath to Olching | 286.19 mi (460.59 km) |
| Wulfrath to Oldenburg | 137.92 mi (221.97 km) |
| Wulfrath to Oldenburg in Holstein | 263.21 mi (423.59 km) |
| Wulfrath to Olfen | 33.52 mi (53.94 km) |
| Wulfrath to Olpe | 39.26 mi (63.19 km) |
| Wulfrath to Olsberg | 62.79 mi (101.04 km) |
| Wulfrath to Oranienburg | 282.57 mi (454.75 km) |
| Wulfrath to Ortenberg | 109.07 mi (175.53 km) |
