| Watertown to Jicin | 4,029.49 mi (6,484.84 km) |
| Watertown to Jihlava | 4,077.03 mi (6,561.35 km) |
| Watertown to Jindrichuv Hradec | 4,064.38 mi (6,540.99 km) |
| Watertown to Jirkov | 3,955.98 mi (6,366.53 km) |
| Watertown to Kadan | 3,953.76 mi (6,362.96 km) |
| Watertown to Karlovy Vary | 3,943.87 mi (6,347.05 km) |
| Watertown to Karvina | 4,169.66 mi (6,710.42 km) |
| Watertown to Kladno | 3,993.13 mi (6,426.33 km) |
| Watertown to Klasterec nad Ohri | 3,949.69 mi (6,356.40 km) |
| Watertown to Klatovy | 3,989.98 mi (6,421.25 km) |
| Watertown to Kolin | 4,038.95 mi (6,500.06 km) |
| Watertown to Koprivnice | 4,164.89 mi (6,702.74 km) |
| Watertown to Kralupy nad Vltavou | 3,997.78 mi (6,433.80 km) |
| Watertown to Kraluv Dvur | 3,997.94 mi (6,434.07 km) |
| Watertown to Krnov | 4,129.43 mi (6,645.68 km) |
