| Andernach to Navodari | 1,073.87 mi (1,728.22 km) |
| Andernach to Negresti-Oas | 743.88 mi (1,197.16 km) |
| Andernach to Nehoiu | 940.31 mi (1,513.28 km) |
| Andernach to Ocna Mures | 802.89 mi (1,292.13 km) |
| Andernach to Odobesti | 959.62 mi (1,544.36 km) |
| Andernach to Odorheiu Secuiesc | 866.98 mi (1,395.26 km) |
| Andernach to Oltenita | 999.11 mi (1,607.91 km) |
| Andernach to Onesti | 931.92 mi (1,499.77 km) |
| Andernach to Oradea | 699.72 mi (1,126.09 km) |
| Andernach to Orastie | 792.36 mi (1,275.18 km) |
| Andernach to Oravita | 759.54 mi (1,222.35 km) |
| Andernach to Orsova | 800.53 mi (1,288.34 km) |
| Andernach to Otelu Rosu | 768.71 mi (1,237.11 km) |
| Andernach to Otopeni | 958.33 mi (1,542.28 km) |
| Andernach to Ovidiu | 1,073.41 mi (1,727.48 km) |
