| Mascalucia to Navodari | 846.15 mi (1,361.74 km) |
| Mascalucia to Negresti-Oas | 827.98 mi (1,332.51 km) |
| Mascalucia to Nehoiu | 791.73 mi (1,274.17 km) |
| Mascalucia to Ocna Mures | 758.19 mi (1,220.19 km) |
| Mascalucia to Odobesti | 838.36 mi (1,349.21 km) |
| Mascalucia to Odorheiu Secuiesc | 800.43 mi (1,288.17 km) |
| Mascalucia to Oltenita | 753.72 mi (1,212.99 km) |
| Mascalucia to Onesti | 849.00 mi (1,366.33 km) |
| Mascalucia to Oradea | 743.98 mi (1,197.32 km) |
| Mascalucia to Orastie | 709.30 mi (1,141.50 km) |
| Mascalucia to Oravita | 620.19 mi (998.11 km) |
| Mascalucia to Orsova | 624.51 mi (1,005.06 km) |
| Mascalucia to Otelu Rosu | 666.06 mi (1,071.92 km) |
| Mascalucia to Otopeni | 748.77 mi (1,205.03 km) |
| Mascalucia to Ovidiu | 842.14 mi (1,355.29 km) |
