| Holzwickede to Navodari | 1,086.27 mi (1,748.18 km) |
| Holzwickede to Negresti-Oas | 748.04 mi (1,203.85 km) |
| Holzwickede to Nehoiu | 952.63 mi (1,533.12 km) |
| Holzwickede to Ocna Mures | 814.94 mi (1,311.52 km) |
| Holzwickede to Odobesti | 968.61 mi (1,558.83 km) |
| Holzwickede to Odorheiu Secuiesc | 876.55 mi (1,410.68 km) |
| Holzwickede to Oltenita | 1,016.27 mi (1,635.53 km) |
| Holzwickede to Onesti | 939.10 mi (1,511.33 km) |
| Holzwickede to Oradea | 711.98 mi (1,145.82 km) |
| Holzwickede to Orastie | 808.78 mi (1,301.61 km) |
| Holzwickede to Oravita | 783.93 mi (1,261.61 km) |
| Holzwickede to Orsova | 824.59 mi (1,327.06 km) |
| Holzwickede to Otelu Rosu | 788.91 mi (1,269.63 km) |
| Holzwickede to Otopeni | 974.71 mi (1,568.64 km) |
| Holzwickede to Ovidiu | 1,086.11 mi (1,747.92 km) |
