| Round Rock to Kocaali | 6,499.24 mi (10,459.51 km) |
| Round Rock to Kocaeli | 6,480.92 mi (10,430.03 km) |
| Round Rock to Konak | 6,493.59 mi (10,450.42 km) |
| Round Rock to Konakli | 6,765.18 mi (10,887.50 km) |
| Round Rock to Konya | 6,721.15 mi (10,816.64 km) |
| Round Rock to Koprukoy | 6,918.27 mi (11,133.88 km) |
| Round Rock to Korfez | 6,473.27 mi (10,417.72 km) |
| Round Rock to Korkut | 6,985.85 mi (11,242.65 km) |
| Round Rock to Kose | 6,837.07 mi (11,003.19 km) |
| Round Rock to Kovancilar | 6,926.82 mi (11,147.64 km) |
| Round Rock to Koyulhisar | 6,774.15 mi (10,901.95 km) |
| Round Rock to Kozan | 6,860.76 mi (11,041.32 km) |
| Round Rock to Kozlu | 6,511.24 mi (10,478.83 km) |
| Round Rock to Kozluk | 7,007.64 mi (11,277.71 km) |
| Round Rock to Kucuk Dalyan | 6,939.58 mi (11,168.17 km) |
