| Willoughby to Karlskoga | 3,996.54 mi (6,431.81 km) |
| Willoughby to Karlskrona | 4,139.73 mi (6,662.25 km) |
| Willoughby to Karlstad | 3,963.65 mi (6,378.88 km) |
| Willoughby to Katrineholm | 4,059.79 mi (6,533.61 km) |
| Willoughby to Kavlinge | 4,069.95 mi (6,549.95 km) |
| Willoughby to Kinna | 3,998.05 mi (6,434.24 km) |
| Willoughby to Kiruna | 3,873.55 mi (6,233.87 km) |
| Willoughby to Klippansbruk | 4,060.21 mi (6,534.27 km) |
| Willoughby to Koping | 4,035.43 mi (6,494.40 km) |
| Willoughby to Kristianstad | 4,095.97 mi (6,591.83 km) |
| Willoughby to Kristinehamn | 3,985.24 mi (6,413.62 km) |
| Willoughby to Kumla | 4,022.85 mi (6,474.16 km) |
| Willoughby to Kungalv | 3,963.33 mi (6,378.37 km) |
| Willoughby to Kungsangen | 4,090.15 mi (6,582.46 km) |
| Willoughby to Kungsbacka | 3,978.95 mi (6,403.50 km) |
