| Danilovgrad to Navodari | 493.61 mi (794.39 km) |
| Danilovgrad to Negresti-Oas | 420.95 mi (677.46 km) |
| Danilovgrad to Nehoiu | 407.24 mi (655.39 km) |
| Danilovgrad to Ocna Mures | 352.57 mi (567.40 km) |
| Danilovgrad to Odobesti | 452.81 mi (728.73 km) |
| Danilovgrad to Odorheiu Secuiesc | 400.45 mi (644.46 km) |
| Danilovgrad to Oltenita | 394.44 mi (634.79 km) |
| Danilovgrad to Onesti | 456.39 mi (734.49 km) |
| Danilovgrad to Oradea | 338.82 mi (545.27 km) |
| Danilovgrad to Orastie | 303.77 mi (488.87 km) |
| Danilovgrad to Oravita | 213.17 mi (343.06 km) |
| Danilovgrad to Orsova | 222.06 mi (357.38 km) |
| Danilovgrad to Otelu Rosu | 259.33 mi (417.34 km) |
| Danilovgrad to Otopeni | 375.91 mi (604.97 km) |
| Danilovgrad to Ovidiu | 490.38 mi (789.19 km) |
