| Romanshorn to Kelkheim (Taunus) | 182.58 mi (293.83 km) |
| Romanshorn to Kelsterbach | 176.64 mi (284.28 km) |
| Romanshorn to Kemberg | 326.22 mi (525.01 km) |
| Romanshorn to Kempen | 293.90 mi (472.99 km) |
| Romanshorn to Kempten | 46.21 mi (74.37 km) |
| Romanshorn to Kenzingen | 85.44 mi (137.50 km) |
| Romanshorn to Kerpen | 258.16 mi (415.47 km) |
| Romanshorn to Ketsch | 130.11 mi (209.38 km) |
| Romanshorn to Kevelaer | 310.59 mi (499.85 km) |
| Romanshorn to Kiel | 468.29 mi (753.64 km) |
| Romanshorn to Kierspe | 259.45 mi (417.54 km) |
| Romanshorn to Kirchhain | 225.65 mi (363.15 km) |
| Romanshorn to Kirchheim bei Munchen | 118.99 mi (191.49 km) |
| Romanshorn to Kirchheim unter Teck | 75.08 mi (120.83 km) |
| Romanshorn to Kirchhundem | 250.97 mi (403.90 km) |
