| Willimantic to Karis | 3,966.77 mi (6,383.90 km) |
| Willimantic to Karkkila | 3,968.34 mi (6,386.43 km) |
| Willimantic to Kauhajoki | 3,848.86 mi (6,194.14 km) |
| Willimantic to Kauhava | 3,853.97 mi (6,202.37 km) |
| Willimantic to Kauniainen | 3,994.31 mi (6,428.22 km) |
| Willimantic to Kemi | 3,815.07 mi (6,139.76 km) |
| Willimantic to Kemijarvi | 3,856.63 mi (6,206.65 km) |
| Willimantic to Kempele | 3,864.60 mi (6,219.47 km) |
| Willimantic to Kerava | 3,999.15 mi (6,436.02 km) |
| Willimantic to Keuruu | 3,926.68 mi (6,319.39 km) |
| Willimantic to Kiiminki | 3,864.66 mi (6,219.58 km) |
| Willimantic to Kirkkonummi | 3,988.10 mi (6,418.23 km) |
| Willimantic to Kitee | 4,083.92 mi (6,572.44 km) |
| Willimantic to Kiuruvesi | 3,934.41 mi (6,331.83 km) |
| Willimantic to Kivisto | 3,994.10 mi (6,427.88 km) |
