| Marienheide to Navodari | 1,080.73 mi (1,739.26 km) |
| Marienheide to Negresti-Oas | 745.45 mi (1,199.68 km) |
| Marienheide to Nehoiu | 947.04 mi (1,524.11 km) |
| Marienheide to Ocna Mures | 809.34 mi (1,302.51 km) |
| Marienheide to Odobesti | 964.33 mi (1,551.94 km) |
| Marienheide to Odorheiu Secuiesc | 871.97 mi (1,403.31 km) |
| Marienheide to Oltenita | 1,008.84 mi (1,623.57 km) |
| Marienheide to Onesti | 935.50 mi (1,505.55 km) |
| Marienheide to Oradea | 706.18 mi (1,136.49 km) |
| Marienheide to Orastie | 801.47 mi (1,289.85 km) |
| Marienheide to Oravita | 773.51 mi (1,244.85 km) |
| Marienheide to Orsova | 814.35 mi (1,310.56 km) |
| Marienheide to Otelu Rosu | 780.12 mi (1,255.48 km) |
| Marienheide to Otopeni | 967.55 mi (1,557.12 km) |
| Marienheide to Ovidiu | 1,080.45 mi (1,738.82 km) |
