| Rio Grande City to Kamen | 5,460.69 mi (8,788.14 km) |
| Rio Grande City to Kamenz | 5,709.09 mi (9,187.89 km) |
| Rio Grande City to Kamp-Lintfort | 5,421.00 mi (8,724.25 km) |
| Rio Grande City to Kandel | 5,566.19 mi (8,957.92 km) |
| Rio Grande City to Kappeln | 5,437.90 mi (8,751.46 km) |
| Rio Grande City to Karben | 5,548.72 mi (8,929.81 km) |
| Rio Grande City to Karlsdorf-Neuthard | 5,577.85 mi (8,976.69 km) |
| Rio Grande City to Karlsfeld | 5,724.86 mi (9,213.27 km) |
| Rio Grande City to Karlsruhe | 5,576.75 mi (8,974.91 km) |
| Rio Grande City to Kassel | 5,538.70 mi (8,913.67 km) |
| Rio Grande City to Kaufbeuren | 5,704.01 mi (9,179.72 km) |
| Rio Grande City to Kaufering | 5,706.91 mi (9,184.38 km) |
| Rio Grande City to Kaufungen | 5,544.41 mi (8,922.86 km) |
| Rio Grande City to Kehl | 5,568.68 mi (8,961.93 km) |
| Rio Grande City to Kelheim | 5,714.53 mi (9,196.65 km) |
