| Harmanli to Kranenburg | 1,154.40 mi (1,857.83 km) |
| Harmanli to Krefeld | 1,118.35 mi (1,799.80 km) |
| Harmanli to Kressbronn am Bodensee | 887.84 mi (1,428.85 km) |
| Harmanli to Kreuzau | 1,102.92 mi (1,774.98 km) |
| Harmanli to Kreuztal | 1,052.95 mi (1,694.57 km) |
| Harmanli to Kriftel | 1,004.58 mi (1,616.72 km) |
| Harmanli to Kronach | 901.17 mi (1,450.30 km) |
| Harmanli to Kronberg | 1,006.50 mi (1,619.80 km) |
| Harmanli to Kronshagen | 1,119.94 mi (1,802.37 km) |
| Harmanli to Krumbach | 872.05 mi (1,403.42 km) |
| Harmanli to Kulmbach | 891.88 mi (1,435.34 km) |
| Harmanli to Kummersbruck | 849.34 mi (1,366.88 km) |
| Harmanli to Kunzell | 972.42 mi (1,564.96 km) |
| Harmanli to Kunzelsau | 930.97 mi (1,498.26 km) |
| Harmanli to Kurort Steinbach-Hallenberg | 946.67 mi (1,523.53 km) |
