| Mason City to Kocaali | 5,657.86 mi (9,105.45 km) |
| Mason City to Kocaeli | 5,643.88 mi (9,082.95 km) |
| Mason City to Konak | 5,676.99 mi (9,136.23 km) |
| Mason City to Konakli | 5,937.60 mi (9,555.64 km) |
| Mason City to Konya | 5,886.13 mi (9,472.81 km) |
| Mason City to Koprukoy | 6,045.94 mi (9,730.00 km) |
| Mason City to Korfez | 5,636.79 mi (9,071.54 km) |
| Mason City to Korkut | 6,116.72 mi (9,843.91 km) |
| Mason City to Kose | 5,970.46 mi (9,608.52 km) |
| Mason City to Kovancilar | 6,063.52 mi (9,758.29 km) |
| Mason City to Koyulhisar | 5,912.71 mi (9,515.59 km) |
| Mason City to Kozan | 6,015.01 mi (9,680.23 km) |
| Mason City to Kozlu | 5,665.46 mi (9,117.68 km) |
| Mason City to Kozluk | 6,140.73 mi (9,882.54 km) |
| Mason City to Kucuk Dalyan | 6,096.74 mi (9,811.76 km) |
