| Natchitoches to Kanjiza | 5,635.22 mi (9,069.00 km) |
| Natchitoches to Kikinda | 5,660.28 mi (9,109.35 km) |
| Natchitoches to Kladovo | 5,795.32 mi (9,326.67 km) |
| Natchitoches to Knic | 5,752.49 mi (9,257.75 km) |
| Natchitoches to Knjazevac | 5,837.25 mi (9,394.15 km) |
| Natchitoches to Koceljeva | 5,693.41 mi (9,162.66 km) |
| Natchitoches to Kosjeric | 5,717.65 mi (9,201.67 km) |
| Natchitoches to Kovacica | 5,697.61 mi (9,169.41 km) |
| Natchitoches to Kovin | 5,726.36 mi (9,215.69 km) |
| Natchitoches to Kragujevac | 5,756.97 mi (9,264.95 km) |
| Natchitoches to Kraljevo | 5,759.63 mi (9,269.23 km) |
| Natchitoches to Krupanj | 5,680.60 mi (9,142.04 km) |
| Natchitoches to Krusevac | 5,790.66 mi (9,319.17 km) |
| Natchitoches to Kucevo | 5,764.75 mi (9,277.47 km) |
| Natchitoches to Kula | 5,635.19 mi (9,068.97 km) |
