| Boulder City to Kirchlengern | 5,469.67 mi (8,802.58 km) |
| Boulder City to Kirchlinteln | 5,452.02 mi (8,774.17 km) |
| Boulder City to Kirchseeon | 5,777.75 mi (9,298.39 km) |
| Boulder City to Kirchzarten | 5,661.23 mi (9,110.88 km) |
| Boulder City to Kirkel | 5,572.89 mi (8,968.70 km) |
| Boulder City to Kissing | 5,738.60 mi (9,235.39 km) |
| Boulder City to Kisslegg | 5,731.07 mi (9,223.27 km) |
| Boulder City to Kitzingen | 5,640.08 mi (9,076.84 km) |
| Boulder City to Kleinblittersdorf | 5,572.96 mi (8,968.81 km) |
| Boulder City to Kleve | 5,415.86 mi (8,715.99 km) |
| Boulder City to Klipphausen | 5,666.92 mi (9,120.03 km) |
| Boulder City to Klotze | 5,520.10 mi (8,883.74 km) |
| Boulder City to Koblenz | 5,530.68 mi (8,900.78 km) |
| Boulder City to Kolbermoor | 5,794.89 mi (9,325.97 km) |
| Boulder City to Kolkwitz | 5,651.05 mi (9,094.49 km) |
