| Bilzen to Oestrich-Winkel | 124.61 mi (200.55 km) |
| Bilzen to Offenburg | 197.91 mi (318.50 km) |
| Bilzen to Oftersheim | 170.74 mi (274.78 km) |
| Bilzen to Ohrdruf | 227.52 mi (366.16 km) |
| Bilzen to Ohringen | 210.94 mi (339.47 km) |
| Bilzen to Olbernhau | 341.71 mi (549.92 km) |
| Bilzen to Olching | 318.58 mi (512.71 km) |
| Bilzen to Oldenburg | 194.69 mi (313.32 km) |
| Bilzen to Oldenburg in Holstein | 326.98 mi (526.22 km) |
| Bilzen to Olfen | 99.76 mi (160.55 km) |
| Bilzen to Olpe | 101.38 mi (163.16 km) |
| Bilzen to Olsberg | 132.94 mi (213.95 km) |
| Bilzen to Oranienburg | 354.42 mi (570.38 km) |
| Bilzen to Ortenberg | 159.10 mi (256.04 km) |
| Bilzen to Oschatz | 330.66 mi (532.15 km) |
