| Mostoles to Nasaud | 1,479.65 mi (2,381.27 km) |
| Mostoles to Navodari | 1,670.60 mi (2,688.57 km) |
| Mostoles to Negresti-Oas | 1,441.40 mi (2,319.72 km) |
| Mostoles to Nehoiu | 1,557.58 mi (2,506.69 km) |
| Mostoles to Ocna Mures | 1,445.81 mi (2,326.81 km) |
| Mostoles to Odobesti | 1,595.54 mi (2,567.78 km) |
| Mostoles to Odorheiu Secuiesc | 1,513.64 mi (2,435.96 km) |
| Mostoles to Oltenita | 1,573.17 mi (2,531.77 km) |
| Mostoles to Onesti | 1,583.18 mi (2,547.88 km) |
| Mostoles to Oradea | 1,362.12 mi (2,192.12 km) |
| Mostoles to Orastie | 1,410.26 mi (2,269.59 km) |
| Mostoles to Oravita | 1,331.77 mi (2,143.28 km) |
| Mostoles to Orsova | 1,364.82 mi (2,196.47 km) |
| Mostoles to Otelu Rosu | 1,367.23 mi (2,200.34 km) |
| Mostoles to Otopeni | 1,544.92 mi (2,486.30 km) |
