| Fitchburg to Kanjiza | 4,278.09 mi (6,884.93 km) |
| Fitchburg to Kikinda | 4,303.02 mi (6,925.05 km) |
| Fitchburg to Kladovo | 4,437.67 mi (7,141.74 km) |
| Fitchburg to Knic | 4,388.39 mi (7,062.43 km) |
| Fitchburg to Knjazevac | 4,475.02 mi (7,201.85 km) |
| Fitchburg to Koceljeva | 4,329.58 mi (6,967.78 km) |
| Fitchburg to Kosjeric | 4,352.35 mi (7,004.43 km) |
| Fitchburg to Kovacica | 4,337.79 mi (6,980.99 km) |
| Fitchburg to Kovin | 4,365.84 mi (7,026.13 km) |
| Fitchburg to Kragujevac | 4,393.64 mi (7,070.89 km) |
| Fitchburg to Kraljevo | 4,394.79 mi (7,072.73 km) |
| Fitchburg to Krupanj | 4,315.58 mi (6,945.25 km) |
| Fitchburg to Krusevac | 4,426.54 mi (7,123.83 km) |
| Fitchburg to Kucevo | 4,404.63 mi (7,088.56 km) |
| Fitchburg to Kula | 4,275.12 mi (6,880.14 km) |
