| Southborough to Karlskoga | 793.12 mi (1,276.40 km) |
| Southborough to Karlskrona | 713.95 mi (1,148.99 km) |
| Southborough to Karlstad | 768.01 mi (1,236.00 km) |
| Southborough to Katrineholm | 827.34 mi (1,331.48 km) |
| Southborough to Kavlinge | 616.36 mi (991.94 km) |
| Southborough to Kinna | 663.88 mi (1,068.41 km) |
| Southborough to Kiruna | 1,336.34 mi (2,150.64 km) |
| Southborough to Klippansbruk | 627.69 mi (1,010.16 km) |
| Southborough to Koping | 841.64 mi (1,354.48 km) |
| Southborough to Kristianstad | 659.15 mi (1,060.80 km) |
| Southborough to Kristinehamn | 780.78 mi (1,256.55 km) |
| Southborough to Kumla | 801.10 mi (1,289.25 km) |
| Southborough to Kungalv | 657.86 mi (1,058.72 km) |
| Southborough to Kungsangen | 891.46 mi (1,434.66 km) |
| Southborough to Kungsbacka | 644.18 mi (1,036.71 km) |
