| Willowbrook to Jozefow | 6,006.87 mi (9,667.13 km) |
| Willowbrook to Kalisz | 5,953.58 mi (9,581.36 km) |
| Willowbrook to Kamien Pomorski | 5,748.72 mi (9,251.67 km) |
| Willowbrook to Kamienna Gora | 5,956.40 mi (9,585.90 km) |
| Willowbrook to Karczew | 6,010.17 mi (9,672.43 km) |
| Willowbrook to Kartuzy | 5,810.78 mi (9,351.55 km) |
| Willowbrook to Katowice | 6,061.45 mi (9,754.95 km) |
| Willowbrook to Kedzierzyn-Kozle | 6,036.24 mi (9,714.38 km) |
| Willowbrook to Kepno | 5,978.00 mi (9,620.66 km) |
| Willowbrook to Ketrzyn | 5,896.81 mi (9,489.99 km) |
| Willowbrook to Kety | 6,087.38 mi (9,796.69 km) |
| Willowbrook to Kielce | 6,065.90 mi (9,762.13 km) |
| Willowbrook to Kielczow | 5,965.84 mi (9,601.10 km) |
| Willowbrook to Klobuck | 6,022.30 mi (9,691.96 km) |
| Willowbrook to Klodzko | 5,991.90 mi (9,643.03 km) |
