| Gornji Milanovac to Nasaud | 295.23 mi (475.12 km) |
| Gornji Milanovac to Navodari | 404.62 mi (651.18 km) |
| Gornji Milanovac to Negresti-Oas | 301.66 mi (485.47 km) |
| Gornji Milanovac to Nehoiu | 301.61 mi (485.40 km) |
| Gornji Milanovac to Ocna Mures | 232.87 mi (374.76 km) |
| Gornji Milanovac to Odobesti | 345.19 mi (555.52 km) |
| Gornji Milanovac to Odorheiu Secuiesc | 284.19 mi (457.37 km) |
| Gornji Milanovac to Oltenita | 306.87 mi (493.86 km) |
| Gornji Milanovac to Onesti | 344.20 mi (553.93 km) |
| Gornji Milanovac to Oradea | 222.39 mi (357.91 km) |
| Gornji Milanovac to Orastie | 184.31 mi (296.62 km) |
| Gornji Milanovac to Oravita | 92.86 mi (149.45 km) |
| Gornji Milanovac to Orsova | 107.46 mi (172.93 km) |
| Gornji Milanovac to Otelu Rosu | 139.13 mi (223.92 km) |
| Gornji Milanovac to Otopeni | 280.01 mi (450.64 km) |
