| Webster Groves to Kidricevo | 5,004.88 mi (8,054.58 km) |
| Webster Groves to Kobarid | 4,927.44 mi (7,929.95 km) |
| Webster Groves to Kobilje | 5,015.32 mi (8,071.37 km) |
| Webster Groves to Kocevje | 5,001.68 mi (8,049.43 km) |
| Webster Groves to Komen | 4,951.92 mi (7,969.35 km) |
| Webster Groves to Komenda | 4,965.72 mi (7,991.55 km) |
| Webster Groves to Koper | 4,962.32 mi (7,986.08 km) |
| Webster Groves to Kostanjevica na Krki | 5,014.60 mi (8,070.22 km) |
| Webster Groves to Kostel | 5,009.29 mi (8,061.67 km) |
| Webster Groves to Kozje | 5,010.00 mi (8,062.81 km) |
| Webster Groves to Kranj | 4,958.08 mi (7,979.26 km) |
| Webster Groves to Kranjska Gora | 4,925.53 mi (7,926.87 km) |
| Webster Groves to Krizevci | 5,010.96 mi (8,064.37 km) |
| Webster Groves to Krsko | 5,012.41 mi (8,066.69 km) |
| Webster Groves to Kuzma | 4,997.32 mi (8,042.41 km) |
