| Williamsport to Jozefow | 4,352.76 mi (7,005.10 km) |
| Williamsport to Kalisz | 4,253.42 mi (6,845.21 km) |
| Williamsport to Kamien Pomorski | 4,057.51 mi (6,529.93 km) |
| Williamsport to Kamienna Gora | 4,212.62 mi (6,779.55 km) |
| Williamsport to Karczew | 4,355.26 mi (7,009.11 km) |
| Williamsport to Kartuzy | 4,165.95 mi (6,704.45 km) |
| Williamsport to Katowice | 4,342.78 mi (6,989.02 km) |
| Williamsport to Kedzierzyn-Kozle | 4,309.31 mi (6,935.16 km) |
| Williamsport to Kepno | 4,267.08 mi (6,867.21 km) |
| Williamsport to Ketrzyn | 4,284.62 mi (6,895.43 km) |
| Williamsport to Kety | 4,364.00 mi (7,023.18 km) |
| Williamsport to Kielce | 4,379.18 mi (7,047.62 km) |
| Williamsport to Kielczow | 4,242.55 mi (6,827.72 km) |
| Williamsport to Klobuck | 4,315.46 mi (6,945.06 km) |
| Williamsport to Klodzko | 4,248.26 mi (6,836.92 km) |
