| Ostwald to Karis | 1,017.61 mi (1,637.69 km) |
| Ostwald to Karkkila | 1,053.52 mi (1,695.47 km) |
| Ostwald to Kauhajoki | 1,108.03 mi (1,783.21 km) |
| Ostwald to Kauhava | 1,161.78 mi (1,869.70 km) |
| Ostwald to Kauniainen | 1,051.31 mi (1,691.92 km) |
| Ostwald to Kemi | 1,334.98 mi (2,148.45 km) |
| Ostwald to Kemijarvi | 1,437.26 mi (2,313.05 km) |
| Ostwald to Kempele | 1,305.98 mi (2,101.77 km) |
| Ostwald to Kerava | 1,069.12 mi (1,720.58 km) |
| Ostwald to Keuruu | 1,150.53 mi (1,851.60 km) |
| Ostwald to Kiiminki | 1,322.75 mi (2,128.76 km) |
| Ostwald to Kirkkonummi | 1,038.62 mi (1,671.50 km) |
| Ostwald to Kitee | 1,272.79 mi (2,048.37 km) |
| Ostwald to Kiuruvesi | 1,261.80 mi (2,030.68 km) |
| Ostwald to Kivisto | 1,059.13 mi (1,704.50 km) |
