| Demir Kapija to Navodari | 379.98 mi (611.52 km) |
| Demir Kapija to Negresti-Oas | 449.96 mi (724.14 km) |
| Demir Kapija to Nehoiu | 340.19 mi (547.48 km) |
| Demir Kapija to Ocna Mures | 353.27 mi (568.53 km) |
| Demir Kapija to Odobesti | 385.65 mi (620.64 km) |
| Demir Kapija to Odorheiu Secuiesc | 371.36 mi (597.65 km) |
| Demir Kapija to Oltenita | 289.55 mi (465.98 km) |
| Demir Kapija to Onesti | 403.66 mi (649.63 km) |
| Demir Kapija to Oradea | 391.45 mi (629.97 km) |
| Demir Kapija to Orastie | 310.39 mi (499.52 km) |
| Demir Kapija to Oravita | 252.29 mi (406.03 km) |
| Demir Kapija to Orsova | 229.10 mi (368.70 km) |
| Demir Kapija to Otelu Rosu | 283.83 mi (456.79 km) |
| Demir Kapija to Otopeni | 290.56 mi (467.61 km) |
| Demir Kapija to Ovidiu | 375.94 mi (605.02 km) |
