| Colonia to Kelkheim (Taunus) | 3,861.78 mi (6,214.94 km) |
| Colonia to Kelsterbach | 3,867.25 mi (6,223.74 km) |
| Colonia to Kemberg | 3,977.88 mi (6,401.77 km) |
| Colonia to Kempen | 3,746.55 mi (6,029.48 km) |
| Colonia to Kempten | 4,010.31 mi (6,453.96 km) |
| Colonia to Kenzingen | 3,890.52 mi (6,261.19 km) |
| Colonia to Kerpen | 3,770.82 mi (6,068.55 km) |
| Colonia to Ketsch | 3,887.54 mi (6,256.39 km) |
| Colonia to Kevelaer | 3,734.08 mi (6,009.42 km) |
| Colonia to Kiel | 3,810.85 mi (6,132.97 km) |
| Colonia to Kierspe | 3,798.50 mi (6,113.10 km) |
| Colonia to Kirchhain | 3,861.06 mi (6,213.77 km) |
| Colonia to Kirchheim bei Munchen | 4,055.46 mi (6,526.63 km) |
| Colonia to Kirchheim unter Teck | 3,946.42 mi (6,351.15 km) |
| Colonia to Kirchhundem | 3,819.96 mi (6,147.63 km) |
