| Waltham to Karis | 3,899.92 mi (6,276.31 km) |
| Waltham to Karkkila | 3,901.63 mi (6,279.07 km) |
| Waltham to Kauhajoki | 3,782.52 mi (6,087.38 km) |
| Waltham to Kauhava | 3,787.89 mi (6,096.02 km) |
| Waltham to Kauniainen | 3,927.56 mi (6,320.79 km) |
| Waltham to Kemi | 3,750.00 mi (6,035.05 km) |
| Waltham to Kemijarvi | 3,792.18 mi (6,102.93 km) |
| Waltham to Kempele | 3,799.30 mi (6,114.38 km) |
| Waltham to Kerava | 3,932.47 mi (6,328.70 km) |
| Waltham to Keuruu | 3,860.47 mi (6,212.82 km) |
| Waltham to Kiiminki | 3,799.47 mi (6,114.65 km) |
| Waltham to Kirkkonummi | 3,921.31 mi (6,310.73 km) |
| Waltham to Kitee | 4,018.08 mi (6,466.48 km) |
| Waltham to Kiuruvesi | 3,868.77 mi (6,226.18 km) |
| Waltham to Kivisto | 3,927.38 mi (6,320.51 km) |
