| Watertown Town to Jozefow | 4,086.18 mi (6,576.07 km) |
| Watertown Town to Kalisz | 3,982.62 mi (6,409.41 km) |
| Watertown Town to Kamien Pomorski | 3,789.88 mi (6,099.23 km) |
| Watertown Town to Kamienna Gora | 3,937.30 mi (6,336.47 km) |
| Watertown Town to Karczew | 4,088.55 mi (6,579.89 km) |
| Watertown Town to Kartuzy | 3,902.59 mi (6,280.62 km) |
| Watertown Town to Katowice | 4,069.01 mi (6,548.44 km) |
| Watertown Town to Kedzierzyn-Kozle | 4,034.94 mi (6,493.61 km) |
| Watertown Town to Kepno | 3,994.93 mi (6,429.22 km) |
| Watertown Town to Ketrzyn | 4,023.72 mi (6,475.55 km) |
| Watertown Town to Kety | 4,089.51 mi (6,581.43 km) |
| Watertown Town to Kielce | 4,108.62 mi (6,612.19 km) |
| Watertown Town to Kielczow | 3,969.24 mi (6,387.88 km) |
| Watertown Town to Klobuck | 4,043.28 mi (6,507.03 km) |
| Watertown Town to Klodzko | 3,972.62 mi (6,393.32 km) |
