| Trets to Kranenburg | 576.62 mi (927.99 km) |
| Trets to Krefeld | 546.44 mi (879.41 km) |
| Trets to Kressbronn am Bodensee | 343.52 mi (552.85 km) |
| Trets to Kreuzau | 505.80 mi (814.00 km) |
| Trets to Kreuztal | 530.41 mi (853.62 km) |
| Trets to Kriftel | 476.92 mi (767.53 km) |
| Trets to Kronach | 539.51 mi (868.26 km) |
| Trets to Kronberg | 483.99 mi (778.91 km) |
| Trets to Kronshagen | 777.87 mi (1,251.85 km) |
| Trets to Krumbach | 400.93 mi (645.23 km) |
| Trets to Kulmbach | 533.74 mi (858.98 km) |
| Trets to Kummersbruck | 506.80 mi (815.62 km) |
| Trets to Kunzell | 526.05 mi (846.59 km) |
| Trets to Kunzelsau | 445.87 mi (717.56 km) |
| Trets to Kurort Steinbach-Hallenberg | 551.00 mi (886.75 km) |
