| Massama to Navodari | 1,978.50 mi (3,184.09 km) |
| Massama to Negresti-Oas | 1,744.41 mi (2,807.36 km) |
| Massama to Nehoiu | 1,864.95 mi (3,001.35 km) |
| Massama to Ocna Mures | 1,751.84 mi (2,819.32 km) |
| Massama to Odobesti | 1,902.55 mi (3,061.87 km) |
| Massama to Odorheiu Secuiesc | 1,819.91 mi (2,928.87 km) |
| Massama to Oltenita | 1,881.13 mi (3,027.39 km) |
| Massama to Onesti | 1,889.62 mi (3,041.05 km) |
| Massama to Oradea | 1,666.55 mi (2,682.06 km) |
| Massama to Orastie | 1,716.98 mi (2,763.21 km) |
| Massama to Oravita | 1,639.25 mi (2,638.11 km) |
| Massama to Orsova | 1,672.55 mi (2,691.70 km) |
| Massama to Otelu Rosu | 1,674.27 mi (2,694.48 km) |
| Massama to Otopeni | 1,852.76 mi (2,981.73 km) |
| Massama to Ovidiu | 1,976.00 mi (3,180.07 km) |
