| Sin-le-Noble to Navodari | 1,257.33 mi (2,023.48 km) |
| Sin-le-Noble to Negresti-Oas | 931.49 mi (1,499.08 km) |
| Sin-le-Noble to Nehoiu | 1,124.13 mi (1,809.11 km) |
| Sin-le-Noble to Ocna Mures | 987.25 mi (1,588.83 km) |
| Sin-le-Noble to Odobesti | 1,145.07 mi (1,842.81 km) |
| Sin-le-Noble to Odorheiu Secuiesc | 1,052.36 mi (1,693.61 km) |
| Sin-le-Noble to Oltenita | 1,179.69 mi (1,898.53 km) |
| Sin-le-Noble to Onesti | 1,118.19 mi (1,799.55 km) |
| Sin-le-Noble to Oradea | 884.35 mi (1,423.22 km) |
| Sin-le-Noble to Orastie | 974.22 mi (1,567.86 km) |
| Sin-le-Noble to Oravita | 935.41 mi (1,505.39 km) |
| Sin-le-Noble to Orsova | 976.43 mi (1,571.41 km) |
| Sin-le-Noble to Otelu Rosu | 948.01 mi (1,525.68 km) |
| Sin-le-Noble to Otopeni | 1,139.59 mi (1,833.99 km) |
| Sin-le-Noble to Ovidiu | 1,256.70 mi (2,022.46 km) |
