| Mendrisio to Nasaud | 737.80 mi (1,187.38 km) |
| Mendrisio to Navodari | 960.95 mi (1,546.50 km) |
| Mendrisio to Negresti-Oas | 694.95 mi (1,118.42 km) |
| Mendrisio to Nehoiu | 836.33 mi (1,345.94 km) |
| Mendrisio to Ocna Mures | 712.23 mi (1,146.23 km) |
| Mendrisio to Odobesti | 868.97 mi (1,398.47 km) |
| Mendrisio to Odorheiu Secuiesc | 781.17 mi (1,257.17 km) |
| Mendrisio to Oltenita | 869.72 mi (1,399.68 km) |
| Mendrisio to Onesti | 851.33 mi (1,370.08 km) |
| Mendrisio to Oradea | 620.55 mi (998.68 km) |
| Mendrisio to Orastie | 683.19 mi (1,099.48 km) |
| Mendrisio to Oravita | 617.62 mi (993.97 km) |
| Mendrisio to Orsova | 655.87 mi (1,055.52 km) |
| Mendrisio to Otelu Rosu | 644.93 mi (1,037.92 km) |
| Mendrisio to Otopeni | 835.09 mi (1,343.95 km) |
