| Rio Grande City to Karis | 5,642.24 mi (9,080.30 km) |
| Rio Grande City to Karkkila | 5,635.97 mi (9,070.22 km) |
| Rio Grande City to Kauhajoki | 5,500.54 mi (8,852.26 km) |
| Rio Grande City to Kauhava | 5,493.29 mi (8,840.60 km) |
| Rio Grande City to Kauniainen | 5,663.62 mi (9,114.72 km) |
| Rio Grande City to Kemi | 5,411.14 mi (8,708.39 km) |
| Rio Grande City to Kemijarvi | 5,426.38 mi (8,732.92 km) |
| Rio Grande City to Kempele | 5,468.89 mi (8,801.33 km) |
| Rio Grande City to Kerava | 5,664.72 mi (9,116.49 km) |
| Rio Grande City to Keuruu | 5,570.56 mi (8,964.96 km) |
| Rio Grande City to Kiiminki | 5,464.69 mi (8,794.56 km) |
| Rio Grande City to Kirkkonummi | 5,659.93 mi (9,108.78 km) |
| Rio Grande City to Kitee | 5,705.76 mi (9,182.53 km) |
| Rio Grande City to Kiuruvesi | 5,551.71 mi (8,934.62 km) |
| Rio Grande City to Kivisto | 5,661.66 mi (9,111.56 km) |
