| Kalkar to Kranenburg | 12.69 mi (20.43 km) |
| Kalkar to Krefeld | 30.40 mi (48.93 km) |
| Kalkar to Kressbronn am Bodensee | 322.13 mi (518.42 km) |
| Kalkar to Kreuzau | 69.07 mi (111.15 km) |
| Kalkar to Kreuztal | 89.80 mi (144.53 km) |
| Kalkar to Kriftel | 148.53 mi (239.03 km) |
| Kalkar to Kronach | 242.15 mi (389.71 km) |
| Kalkar to Kronberg | 144.14 mi (231.98 km) |
| Kalkar to Kronshagen | 238.55 mi (383.90 km) |
| Kalkar to Krumbach | 301.33 mi (484.94 km) |
| Kalkar to Kulmbach | 250.84 mi (403.70 km) |
| Kalkar to Kummersbruck | 292.99 mi (471.53 km) |
| Kalkar to Kunzell | 169.62 mi (272.97 km) |
| Kalkar to Kunzelsau | 225.75 mi (363.30 km) |
| Kalkar to Kurort Steinbach-Hallenberg | 198.36 mi (319.22 km) |
