| Waltham to Koscian | 3,919.88 mi (6,308.43 km) |
| Waltham to Koscielisko | 4,138.69 mi (6,660.58 km) |
| Waltham to Koscierzyna | 3,903.17 mi (6,281.55 km) |
| Waltham to Kostrzyn | 3,931.11 mi (6,326.51 km) |
| Waltham to Kostrzyn nad Odra | 3,829.47 mi (6,162.93 km) |
| Waltham to Koszalin | 3,835.71 mi (6,172.97 km) |
| Waltham to Kowary | 3,930.97 mi (6,326.29 km) |
| Waltham to Kozienice | 4,119.40 mi (6,629.53 km) |
| Waltham to Kozuchow | 3,891.04 mi (6,262.02 km) |
| Waltham to Kozy | 4,089.75 mi (6,581.82 km) |
| Waltham to Krakow | 4,112.88 mi (6,619.04 km) |
| Waltham to Krapkowice | 4,023.64 mi (6,475.42 km) |
| Waltham to Krasnik | 4,167.47 mi (6,706.89 km) |
| Waltham to Krasnystaw | 4,200.61 mi (6,760.23 km) |
| Waltham to Krosno | 4,195.30 mi (6,751.69 km) |
