| Boulder City to Karis | 5,404.63 mi (8,697.91 km) |
| Boulder City to Karkkila | 5,388.18 mi (8,671.43 km) |
| Boulder City to Kauhajoki | 5,241.79 mi (8,435.84 km) |
| Boulder City to Kauhava | 5,219.53 mi (8,400.02 km) |
| Boulder City to Kauniainen | 5,416.11 mi (8,716.39 km) |
| Boulder City to Kemi | 5,092.71 mi (8,195.93 km) |
| Boulder City to Kemijarvi | 5,077.95 mi (8,172.17 km) |
| Boulder City to Kempele | 5,155.30 mi (8,296.65 km) |
| Boulder City to Kerava | 5,412.10 mi (8,709.93 km) |
| Boulder City to Keuruu | 5,296.72 mi (8,524.25 km) |
| Boulder City to Kiiminki | 5,146.56 mi (8,282.59 km) |
| Boulder City to Kirkkonummi | 5,416.09 mi (8,716.35 km) |
| Boulder City to Kitee | 5,394.89 mi (8,682.24 km) |
| Boulder City to Kiuruvesi | 5,246.93 mi (8,444.12 km) |
| Boulder City to Kivisto | 5,411.93 mi (8,709.65 km) |
