| Duffel to Konigs Wusterhausen | 398.38 mi (641.14 km) |
| Duffel to Konigsbach-Stein | 233.86 mi (376.36 km) |
| Duffel to Konigsbrunn | 345.43 mi (555.91 km) |
| Duffel to Konigslutter am Elm | 281.28 mi (452.67 km) |
| Duffel to Konigstein im Taunus | 184.27 mi (296.56 km) |
| Duffel to Konigswinter | 120.38 mi (193.73 km) |
| Duffel to Konstanz | 316.62 mi (509.55 km) |
| Duffel to Konz | 132.81 mi (213.73 km) |
| Duffel to Korb | 265.79 mi (427.75 km) |
| Duffel to Korbach | 188.76 mi (303.78 km) |
| Duffel to Korntal-Munchingen | 257.73 mi (414.78 km) |
| Duffel to Kornwestheim | 258.73 mi (416.38 km) |
| Duffel to Korschenbroich | 86.89 mi (139.83 km) |
| Duffel to Kosching | 348.01 mi (560.06 km) |
| Duffel to Kothen | 321.81 mi (517.91 km) |
