| Willimantic to Kidricevo | 4,146.39 mi (6,672.97 km) |
| Willimantic to Kobarid | 4,060.16 mi (6,534.20 km) |
| Willimantic to Kobilje | 4,161.03 mi (6,696.53 km) |
| Willimantic to Kocevje | 4,134.32 mi (6,653.54 km) |
| Willimantic to Komen | 4,082.07 mi (6,569.46 km) |
| Willimantic to Komenda | 4,101.39 mi (6,600.56 km) |
| Willimantic to Koper | 4,090.48 mi (6,583.00 km) |
| Willimantic to Kostanjevica na Krki | 4,150.67 mi (6,679.86 km) |
| Willimantic to Kostel | 4,141.13 mi (6,664.51 km) |
| Willimantic to Kozje | 4,148.21 mi (6,675.89 km) |
| Willimantic to Kranj | 4,093.36 mi (6,587.63 km) |
| Willimantic to Kranjska Gora | 4,060.72 mi (6,535.10 km) |
| Willimantic to Krizevci | 4,154.86 mi (6,686.60 km) |
| Willimantic to Krsko | 4,149.44 mi (6,677.88 km) |
| Willimantic to Kuzma | 4,143.06 mi (6,667.61 km) |
