| Clay to Karis | 4,857.80 mi (7,817.87 km) |
| Clay to Karkkila | 4,855.56 mi (7,814.26 km) |
| Clay to Kauhajoki | 4,727.49 mi (7,608.16 km) |
| Clay to Kauhava | 4,726.49 mi (7,606.56 km) |
| Clay to Kauniainen | 4,882.49 mi (7,857.61 km) |
| Clay to Kemi | 4,665.54 mi (7,508.45 km) |
| Clay to Kemijarvi | 4,694.07 mi (7,554.38 km) |
| Clay to Kempele | 4,719.62 mi (7,595.50 km) |
| Clay to Kerava | 4,885.54 mi (7,862.51 km) |
| Clay to Keuruu | 4,801.96 mi (7,728.00 km) |
| Clay to Kiiminki | 4,717.54 mi (7,592.14 km) |
| Clay to Kirkkonummi | 4,877.48 mi (7,849.54 km) |
| Clay to Kitee | 4,949.35 mi (7,965.21 km) |
| Clay to Kiuruvesi | 4,796.51 mi (7,719.24 km) |
| Clay to Kivisto | 4,881.43 mi (7,855.90 km) |
