| Bad Schwalbach to Navodari | 1,040.05 mi (1,673.81 km) |
| Bad Schwalbach to Negresti-Oas | 712.10 mi (1,146.02 km) |
| Bad Schwalbach to Nehoiu | 906.58 mi (1,459.01 km) |
| Bad Schwalbach to Ocna Mures | 769.33 mi (1,238.12 km) |
| Bad Schwalbach to Odobesti | 926.53 mi (1,491.11 km) |
| Bad Schwalbach to Odorheiu Secuiesc | 833.85 mi (1,341.95 km) |
| Bad Schwalbach to Oltenita | 964.54 mi (1,552.27 km) |
| Bad Schwalbach to Onesti | 899.23 mi (1,447.18 km) |
| Bad Schwalbach to Oradea | 666.23 mi (1,072.20 km) |
| Bad Schwalbach to Orastie | 758.03 mi (1,219.93 km) |
| Bad Schwalbach to Oravita | 724.12 mi (1,165.36 km) |
| Bad Schwalbach to Orsova | 765.14 mi (1,231.37 km) |
| Bad Schwalbach to Otelu Rosu | 733.82 mi (1,180.96 km) |
| Bad Schwalbach to Otopeni | 923.90 mi (1,486.87 km) |
| Bad Schwalbach to Ovidiu | 1,039.54 mi (1,672.98 km) |
