| Aartselaar to Oestrich-Winkel | 176.96 mi (284.79 km) |
| Aartselaar to Offenburg | 242.86 mi (390.85 km) |
| Aartselaar to Oftersheim | 221.95 mi (357.19 km) |
| Aartselaar to Ohrdruf | 276.92 mi (445.66 km) |
| Aartselaar to Ohringen | 262.83 mi (422.98 km) |
| Aartselaar to Olbernhau | 391.09 mi (629.39 km) |
| Aartselaar to Olching | 370.18 mi (595.75 km) |
| Aartselaar to Oldenburg | 213.69 mi (343.90 km) |
| Aartselaar to Oldenburg in Holstein | 348.88 mi (561.47 km) |
| Aartselaar to Olfen | 135.38 mi (217.87 km) |
| Aartselaar to Olpe | 149.97 mi (241.36 km) |
| Aartselaar to Olsberg | 177.95 mi (286.39 km) |
| Aartselaar to Oranienburg | 393.08 mi (632.60 km) |
| Aartselaar to Ortenberg | 211.17 mi (339.84 km) |
| Aartselaar to Oschatz | 377.51 mi (607.54 km) |
