| Andernach to Oestrich-Winkel | 40.28 mi (64.83 km) |
| Andernach to Offenburg | 138.40 mi (222.73 km) |
| Andernach to Oftersheim | 90.70 mi (145.97 km) |
| Andernach to Ohrdruf | 148.41 mi (238.85 km) |
| Andernach to Ohringen | 126.82 mi (204.10 km) |
| Andernach to Olbernhau | 260.79 mi (419.71 km) |
| Andernach to Olching | 234.54 mi (377.46 km) |
| Andernach to Oldenburg | 190.04 mi (305.83 km) |
| Andernach to Oldenburg in Holstein | 304.40 mi (489.88 km) |
| Andernach to Olfen | 88.24 mi (142.00 km) |
| Andernach to Olpe | 44.11 mi (70.99 km) |
| Andernach to Olsberg | 78.60 mi (126.49 km) |
| Andernach to Oranienburg | 297.02 mi (478.00 km) |
| Andernach to Ortenberg | 73.06 mi (117.58 km) |
| Andernach to Oschatz | 255.71 mi (411.53 km) |
