| Bolu to Kirchlengern | 1,340.60 mi (2,157.48 km) |
| Bolu to Kirchlinteln | 1,339.87 mi (2,156.32 km) |
| Bolu to Kirchseeon | 1,093.22 mi (1,759.37 km) |
| Bolu to Kirchzarten | 1,264.64 mi (2,035.25 km) |
| Bolu to Kirkel | 1,321.07 mi (2,126.06 km) |
| Bolu to Kissing | 1,137.66 mi (1,830.89 km) |
| Bolu to Kisslegg | 1,175.01 mi (1,890.99 km) |
| Bolu to Kitzingen | 1,208.06 mi (1,944.18 km) |
| Bolu to Kleinblittersdorf | 1,326.97 mi (2,135.55 km) |
| Bolu to Kleve | 1,425.13 mi (2,293.52 km) |
| Bolu to Klipphausen | 1,120.00 mi (1,802.47 km) |
| Bolu to Klotze | 1,262.67 mi (2,032.07 km) |
| Bolu to Koblenz | 1,329.95 mi (2,140.35 km) |
| Bolu to Kolbermoor | 1,080.08 mi (1,738.22 km) |
| Bolu to Kolkwitz | 1,120.58 mi (1,803.40 km) |
