| Hardenberg to Kongen | 294.18 mi (473.44 km) |
| Hardenberg to Konigs Wusterhausen | 295.75 mi (475.96 km) |
| Hardenberg to Konigsbach-Stein | 263.52 mi (424.10 km) |
| Hardenberg to Konigsbrunn | 351.41 mi (565.53 km) |
| Hardenberg to Konigslutter am Elm | 178.35 mi (287.02 km) |
| Hardenberg to Konigstein im Taunus | 182.97 mi (294.47 km) |
| Hardenberg to Konigswinter | 133.13 mi (214.25 km) |
| Hardenberg to Konstanz | 357.08 mi (574.67 km) |
| Hardenberg to Konz | 198.08 mi (318.77 km) |
| Hardenberg to Korb | 283.96 mi (456.99 km) |
| Hardenberg to Korbach | 130.58 mi (210.15 km) |
| Hardenberg to Korntal-Munchingen | 280.40 mi (451.27 km) |
| Hardenberg to Kornwestheim | 279.64 mi (450.04 km) |
| Hardenberg to Korschenbroich | 95.68 mi (153.98 km) |
| Hardenberg to Kosching | 335.73 mi (540.30 km) |
