| Williamstown to Krosno Odrzanskie | 4,132.78 mi (6,651.07 km) |
| Williamstown to Krotoszyn | 4,232.08 mi (6,810.88 km) |
| Williamstown to Kruszwica | 4,232.31 mi (6,811.24 km) |
| Williamstown to Krynica | 4,444.73 mi (7,153.10 km) |
| Williamstown to Krzeszowice | 4,368.43 mi (7,030.31 km) |
| Williamstown to Kudowa-Zdroj | 4,227.84 mi (6,804.05 km) |
| Williamstown to Kutno | 4,285.41 mi (6,896.69 km) |
| Williamstown to Kwidzyn | 4,218.96 mi (6,789.76 km) |
| Williamstown to Lancut | 4,469.01 mi (7,192.18 km) |
| Williamstown to Lapy | 4,385.99 mi (7,058.57 km) |
| Williamstown to Lask | 4,298.81 mi (6,918.27 km) |
| Williamstown to Laziska Gorne | 4,337.97 mi (6,981.29 km) |
| Williamstown to Lebork | 4,150.31 mi (6,679.28 km) |
| Williamstown to Leczna | 4,447.49 mi (7,157.55 km) |
| Williamstown to Leczyca | 4,285.53 mi (6,896.90 km) |
