| Boulder City to Kocaali | 6,698.11 mi (10,779.56 km) |
| Boulder City to Kocaeli | 6,693.35 mi (10,771.90 km) |
| Boulder City to Konak | 6,762.49 mi (10,883.17 km) |
| Boulder City to Konakli | 6,998.44 mi (11,262.90 km) |
| Boulder City to Konya | 6,933.96 mi (11,159.14 km) |
| Boulder City to Koprukoy | 6,994.46 mi (11,256.49 km) |
| Boulder City to Korfez | 6,687.54 mi (10,762.55 km) |
| Boulder City to Korkut | 7,073.69 mi (11,384.00 km) |
| Boulder City to Kose | 6,939.36 mi (11,167.81 km) |
| Boulder City to Kovancilar | 7,039.63 mi (11,329.19 km) |
| Boulder City to Koyulhisar | 6,898.16 mi (11,101.52 km) |
| Boulder City to Kozan | 7,037.06 mi (11,325.05 km) |
| Boulder City to Kozlu | 6,696.02 mi (10,776.20 km) |
| Boulder City to Kozluk | 7,103.97 mi (11,432.73 km) |
| Boulder City to Kucuk Dalyan | 7,123.20 mi (11,463.69 km) |
