| Bosilegrad to Nasaud | 343.72 mi (553.16 km) |
| Bosilegrad to Navodari | 332.78 mi (535.56 km) |
| Bosilegrad to Negresti-Oas | 373.83 mi (601.62 km) |
| Bosilegrad to Nehoiu | 274.19 mi (441.26 km) |
| Bosilegrad to Ocna Mures | 277.30 mi (446.27 km) |
| Bosilegrad to Odobesti | 320.56 mi (515.89 km) |
| Bosilegrad to Odorheiu Secuiesc | 298.14 mi (479.81 km) |
| Bosilegrad to Oltenita | 236.31 mi (380.30 km) |
| Bosilegrad to Onesti | 335.21 mi (539.47 km) |
| Bosilegrad to Oradea | 317.03 mi (510.21 km) |
| Bosilegrad to Orastie | 234.21 mi (376.93 km) |
| Bosilegrad to Oravita | 179.83 mi (289.40 km) |
| Bosilegrad to Orsova | 153.77 mi (247.46 km) |
| Bosilegrad to Otelu Rosu | 208.62 mi (335.73 km) |
| Bosilegrad to Otopeni | 229.15 mi (368.78 km) |
