| Mainz to Karis | 921.52 mi (1,483.04 km) |
| Mainz to Karkkila | 957.07 mi (1,540.25 km) |
| Mainz to Kauhajoki | 1,007.97 mi (1,622.17 km) |
| Mainz to Kauhava | 1,061.61 mi (1,708.49 km) |
| Mainz to Kauniainen | 955.84 mi (1,538.28 km) |
| Mainz to Kemi | 1,233.80 mi (1,985.60 km) |
| Mainz to Kemijarvi | 1,336.31 mi (2,150.59 km) |
| Mainz to Kempele | 1,205.49 mi (1,940.04 km) |
| Mainz to Kerava | 973.60 mi (1,566.86 km) |
| Mainz to Keuruu | 1,051.99 mi (1,693.01 km) |
| Mainz to Kiiminki | 1,222.21 mi (1,966.95 km) |
| Mainz to Kirkkonummi | 943.08 mi (1,517.74 km) |
| Mainz to Kitee | 1,177.70 mi (1,895.32 km) |
| Mainz to Kiuruvesi | 1,162.76 mi (1,871.27 km) |
| Mainz to Kivisto | 963.55 mi (1,550.69 km) |
