| Foster City to Kanjiza | 6,203.93 mi (9,984.26 km) |
| Foster City to Kikinda | 6,227.33 mi (10,021.92 km) |
| Foster City to Kladovo | 6,351.54 mi (10,221.82 km) |
| Foster City to Knic | 6,349.83 mi (10,219.07 km) |
| Foster City to Knjazevac | 6,415.41 mi (10,324.61 km) |
| Foster City to Koceljeva | 6,294.56 mi (10,130.11 km) |
| Foster City to Kosjeric | 6,325.62 mi (10,180.10 km) |
| Foster City to Kovacica | 6,275.07 mi (10,098.74 km) |
| Foster City to Kovin | 6,305.09 mi (10,147.05 km) |
| Foster City to Kragujevac | 6,349.19 mi (10,218.03 km) |
| Foster City to Kraljevo | 6,360.86 mi (10,236.82 km) |
| Foster City to Krupanj | 6,290.19 mi (10,123.08 km) |
| Foster City to Krusevac | 6,384.55 mi (10,274.95 km) |
| Foster City to Kucevo | 6,337.55 mi (10,199.30 km) |
| Foster City to Kula | 6,219.96 mi (10,010.06 km) |
