| Kalkar to Karis | 880.70 mi (1,417.35 km) |
| Kalkar to Karkkila | 914.12 mi (1,471.13 km) |
| Kalkar to Kauhajoki | 944.24 mi (1,519.61 km) |
| Kalkar to Kauhava | 996.52 mi (1,603.75 km) |
| Kalkar to Kauniainen | 917.23 mi (1,476.13 km) |
| Kalkar to Kemi | 1,158.59 mi (1,864.58 km) |
| Kalkar to Kemijarvi | 1,262.81 mi (2,032.30 km) |
| Kalkar to Kempele | 1,136.75 mi (1,829.42 km) |
| Kalkar to Kerava | 934.54 mi (1,503.99 km) |
| Kalkar to Keuruu | 997.35 mi (1,605.09 km) |
| Kalkar to Kiiminki | 1,152.94 mi (1,855.48 km) |
| Kalkar to Kirkkonummi | 904.34 mi (1,455.39 km) |
| Kalkar to Kitee | 1,137.96 mi (1,831.37 km) |
| Kalkar to Kiuruvesi | 1,104.12 mi (1,776.91 km) |
| Kalkar to Kivisto | 924.36 mi (1,487.61 km) |
