| Wassenberg to Oerlinghausen | 123.63 mi (198.96 km) |
| Wassenberg to Oestrich-Winkel | 111.23 mi (179.00 km) |
| Wassenberg to Offenburg | 198.56 mi (319.55 km) |
| Wassenberg to Oftersheim | 160.78 mi (258.75 km) |
| Wassenberg to Ohrdruf | 200.27 mi (322.31 km) |
| Wassenberg to Ohringen | 198.03 mi (318.70 km) |
| Wassenberg to Olbernhau | 314.43 mi (506.02 km) |
| Wassenberg to Olching | 305.76 mi (492.08 km) |
| Wassenberg to Oldenburg | 166.14 mi (267.38 km) |
| Wassenberg to Oldenburg in Holstein | 296.79 mi (477.64 km) |
| Wassenberg to Olfen | 68.12 mi (109.63 km) |
| Wassenberg to Olpe | 73.33 mi (118.01 km) |
| Wassenberg to Olsberg | 102.43 mi (164.84 km) |
| Wassenberg to Oranienburg | 322.70 mi (519.33 km) |
| Wassenberg to Ortenberg | 137.06 mi (220.58 km) |
