| Herentals to Navodari | 1,195.29 mi (1,923.63 km) |
| Herentals to Negresti-Oas | 862.02 mi (1,387.28 km) |
| Herentals to Nehoiu | 1,061.64 mi (1,708.54 km) |
| Herentals to Ocna Mures | 924.04 mi (1,487.10 km) |
| Herentals to Odobesti | 1,079.89 mi (1,737.92 km) |
| Herentals to Odorheiu Secuiesc | 987.39 mi (1,589.04 km) |
| Herentals to Oltenita | 1,121.63 mi (1,805.08 km) |
| Herentals to Onesti | 1,051.50 mi (1,692.22 km) |
| Herentals to Oradea | 820.83 mi (1,321.00 km) |
| Herentals to Orastie | 914.62 mi (1,471.94 km) |
| Herentals to Oravita | 882.82 mi (1,420.76 km) |
| Herentals to Orsova | 923.81 mi (1,486.73 km) |
| Herentals to Otelu Rosu | 891.61 mi (1,434.91 km) |
| Herentals to Otopeni | 1,080.67 mi (1,739.17 km) |
| Herentals to Ovidiu | 1,194.92 mi (1,923.03 km) |
