| Watford to Kongen | 477.89 mi (769.08 km) |
| Watford to Konigs Wusterhausen | 597.45 mi (961.50 km) |
| Watford to Konigsbach-Stein | 438.21 mi (705.23 km) |
| Watford to Konigsbrunn | 552.75 mi (889.57 km) |
| Watford to Konigslutter am Elm | 478.74 mi (770.46 km) |
| Watford to Konigstein im Taunus | 398.91 mi (641.99 km) |
| Watford to Konigswinter | 335.63 mi (540.14 km) |
| Watford to Konstanz | 508.77 mi (818.79 km) |
| Watford to Konz | 333.91 mi (537.38 km) |
| Watford to Korb | 472.39 mi (760.23 km) |
| Watford to Korbach | 399.22 mi (642.48 km) |
| Watford to Korntal-Munchingen | 463.14 mi (745.36 km) |
| Watford to Kornwestheim | 464.74 mi (747.93 km) |
| Watford to Korschenbroich | 299.50 mi (482.00 km) |
| Watford to Kosching | 560.31 mi (901.74 km) |
