| Sint-Martens-Lennik to Navodari | 1,218.27 mi (1,960.62 km) |
| Sint-Martens-Lennik to Negresti-Oas | 888.34 mi (1,429.65 km) |
| Sint-Martens-Lennik to Nehoiu | 1,084.77 mi (1,745.76 km) |
| Sint-Martens-Lennik to Ocna Mures | 947.43 mi (1,524.73 km) |
| Sint-Martens-Lennik to Odobesti | 1,104.29 mi (1,777.19 km) |
| Sint-Martens-Lennik to Odorheiu Secuiesc | 1,011.64 mi (1,628.08 km) |
| Sint-Martens-Lennik to Oltenita | 1,142.73 mi (1,839.04 km) |
| Sint-Martens-Lennik to Onesti | 1,076.60 mi (1,732.62 km) |
| Sint-Martens-Lennik to Oradea | 844.28 mi (1,358.74 km) |
| Sint-Martens-Lennik to Orastie | 936.30 mi (1,506.83 km) |
| Sint-Martens-Lennik to Oravita | 901.22 mi (1,450.38 km) |
| Sint-Martens-Lennik to Orsova | 942.26 mi (1,516.42 km) |
| Sint-Martens-Lennik to Otelu Rosu | 911.79 mi (1,467.38 km) |
| Sint-Martens-Lennik to Otopeni | 1,102.14 mi (1,773.73 km) |
| Sint-Martens-Lennik to Ovidiu | 1,217.78 mi (1,959.83 km) |
