| Gaithersburg to Kirchlengern | 3,992.37 mi (6,425.10 km) |
| Gaithersburg to Kirchlinteln | 3,997.90 mi (6,434.00 km) |
| Gaithersburg to Kirchseeon | 4,246.72 mi (6,834.43 km) |
| Gaithersburg to Kirchzarten | 4,087.86 mi (6,578.77 km) |
| Gaithersburg to Kirkel | 4,019.44 mi (6,468.67 km) |
| Gaithersburg to Kissing | 4,202.61 mi (6,763.45 km) |
| Gaithersburg to Kisslegg | 4,173.56 mi (6,716.70 km) |
| Gaithersburg to Kitzingen | 4,124.95 mi (6,638.47 km) |
| Gaithersburg to Kleinblittersdorf | 4,015.04 mi (6,461.58 km) |
| Gaithersburg to Kleve | 3,906.05 mi (6,286.19 km) |
| Gaithersburg to Klipphausen | 4,215.09 mi (6,783.54 km) |
| Gaithersburg to Klotze | 4,077.05 mi (6,561.37 km) |
| Gaithersburg to Koblenz | 4,003.40 mi (6,442.86 km) |
| Gaithersburg to Kolbermoor | 4,261.35 mi (6,857.98 km) |
| Gaithersburg to Kolkwitz | 4,220.98 mi (6,793.01 km) |
