| Novi Iskar to Navodari | 283.64 mi (456.48 km) |
| Novi Iskar to Negresti-Oas | 350.28 mi (563.72 km) |
| Novi Iskar to Nehoiu | 229.38 mi (369.16 km) |
| Novi Iskar to Ocna Mures | 249.31 mi (401.22 km) |
| Novi Iskar to Odobesti | 275.28 mi (443.02 km) |
| Novi Iskar to Odorheiu Secuiesc | 261.09 mi (420.18 km) |
| Novi Iskar to Oltenita | 187.30 mi (301.43 km) |
| Novi Iskar to Onesti | 292.29 mi (470.39 km) |
| Novi Iskar to Oradea | 303.33 mi (488.16 km) |
| Novi Iskar to Orastie | 210.86 mi (339.35 km) |
| Novi Iskar to Oravita | 175.56 mi (282.53 km) |
| Novi Iskar to Orsova | 141.28 mi (227.37 km) |
| Novi Iskar to Otelu Rosu | 194.23 mi (312.58 km) |
| Novi Iskar to Otopeni | 181.90 mi (292.75 km) |
| Novi Iskar to Ovidiu | 279.97 mi (450.57 km) |
