| Clay to Jozefow | 5,088.81 mi (8,189.65 km) |
| Clay to Kalisz | 4,990.90 mi (8,032.07 km) |
| Clay to Kamien Pomorski | 4,794.09 mi (7,715.35 km) |
| Clay to Kamienna Gora | 4,951.10 mi (7,968.02 km) |
| Clay to Karczew | 5,091.35 mi (8,193.74 km) |
| Clay to Kartuzy | 4,900.82 mi (7,887.10 km) |
| Clay to Katowice | 5,080.95 mi (8,177.00 km) |
| Clay to Kedzierzyn-Kozle | 5,047.60 mi (8,123.33 km) |
| Clay to Kepno | 5,004.91 mi (8,054.63 km) |
| Clay to Ketrzyn | 5,018.26 mi (8,076.11 km) |
| Clay to Kety | 5,102.31 mi (8,211.38 km) |
| Clay to Kielce | 5,116.55 mi (8,234.30 km) |
| Clay to Kielczow | 4,980.65 mi (8,015.58 km) |
| Clay to Klobuck | 5,053.28 mi (8,132.47 km) |
| Clay to Klodzko | 4,986.79 mi (8,025.46 km) |
