| Romanshorn to Haram | 1,050.68 mi (1,690.91 km) |
| Romanshorn to Harstad | 1,488.19 mi (2,395.01 km) |
| Romanshorn to Haugesund | 837.40 mi (1,347.67 km) |
| Romanshorn to Helleland | 796.65 mi (1,282.09 km) |
| Romanshorn to Heum | 797.37 mi (1,283.24 km) |
| Romanshorn to Honefoss | 871.62 mi (1,402.74 km) |
| Romanshorn to Horten | 820.43 mi (1,320.35 km) |
| Romanshorn to Kaldsletta | 1,562.77 mi (2,515.03 km) |
| Romanshorn to Kirkenes | 1,682.52 mi (2,707.75 km) |
| Romanshorn to Kleppe | 789.97 mi (1,271.33 km) |
| Romanshorn to Kongsberg | 836.52 mi (1,346.25 km) |
| Romanshorn to Kongsvinger | 878.87 mi (1,414.41 km) |
| Romanshorn to Kopervik | 826.19 mi (1,329.62 km) |
| Romanshorn to Kosvik | 733.40 mi (1,180.29 km) |
| Romanshorn to Kragero | 782.37 mi (1,259.10 km) |
