| Rosmalen to Navodari | 1,182.80 mi (1,903.54 km) |
| Rosmalen to Negresti-Oas | 845.55 mi (1,360.79 km) |
| Rosmalen to Nehoiu | 1,049.13 mi (1,688.41 km) |
| Rosmalen to Ocna Mures | 911.42 mi (1,466.78 km) |
| Rosmalen to Odobesti | 1,065.69 mi (1,715.05 km) |
| Rosmalen to Odorheiu Secuiesc | 973.50 mi (1,566.70 km) |
| Rosmalen to Oltenita | 1,111.64 mi (1,789.02 km) |
| Rosmalen to Onesti | 1,036.39 mi (1,667.91 km) |
| Rosmalen to Oradea | 808.33 mi (1,300.88 km) |
| Rosmalen to Orastie | 904.22 mi (1,455.20 km) |
| Rosmalen to Oravita | 876.63 mi (1,410.79 km) |
| Rosmalen to Orsova | 917.47 mi (1,476.52 km) |
| Rosmalen to Otelu Rosu | 883.18 mi (1,421.35 km) |
| Rosmalen to Otopeni | 1,070.27 mi (1,722.44 km) |
| Rosmalen to Ovidiu | 1,182.59 mi (1,903.19 km) |
