| Duluth to Karlskoga | 4,022.65 mi (6,473.83 km) |
| Duluth to Karlskrona | 4,195.11 mi (6,751.37 km) |
| Duluth to Karlstad | 3,993.03 mi (6,426.16 km) |
| Duluth to Katrineholm | 4,083.08 mi (6,571.08 km) |
| Duluth to Kavlinge | 4,139.45 mi (6,661.79 km) |
| Duluth to Kinna | 4,050.86 mi (6,519.23 km) |
| Duluth to Kiruna | 3,786.87 mi (6,094.38 km) |
| Duluth to Klippansbruk | 4,126.15 mi (6,640.40 km) |
| Duluth to Koping | 4,054.05 mi (6,524.36 km) |
| Duluth to Kristianstad | 4,158.74 mi (6,692.84 km) |
| Duluth to Kristinehamn | 4,013.21 mi (6,458.63 km) |
| Duluth to Kumla | 4,048.98 mi (6,516.21 km) |
| Duluth to Kungalv | 4,015.08 mi (6,461.65 km) |
| Duluth to Kungsangen | 4,102.35 mi (6,602.09 km) |
| Duluth to Kungsbacka | 4,034.52 mi (6,492.93 km) |
