| Northampton to Karis | 1,080.06 mi (1,738.19 km) |
| Northampton to Karkkila | 1,108.62 mi (1,784.15 km) |
| Northampton to Kauhajoki | 1,101.84 mi (1,773.24 km) |
| Northampton to Kauhava | 1,148.94 mi (1,849.03 km) |
| Northampton to Kauniainen | 1,118.18 mi (1,799.54 km) |
| Northampton to Kemi | 1,283.40 mi (2,065.43 km) |
| Northampton to Kemijarvi | 1,387.37 mi (2,232.75 km) |
| Northampton to Kempele | 1,275.83 mi (2,053.25 km) |
| Northampton to Kerava | 1,134.06 mi (1,825.09 km) |
| Northampton to Keuruu | 1,168.81 mi (1,881.01 km) |
| Northampton to Kiiminki | 1,290.32 mi (2,076.57 km) |
| Northampton to Kirkkonummi | 1,105.69 mi (1,779.44 km) |
| Northampton to Kitee | 1,328.78 mi (2,138.46 km) |
| Northampton to Kiuruvesi | 1,263.92 mi (2,034.09 km) |
| Northampton to Kivisto | 1,124.14 mi (1,809.12 km) |
