| Allentown to Kanjiza | 4,511.70 mi (7,260.88 km) |
| Allentown to Kikinda | 4,536.64 mi (7,301.02 km) |
| Allentown to Kladovo | 4,671.33 mi (7,517.78 km) |
| Allentown to Knic | 4,622.29 mi (7,438.86 km) |
| Allentown to Knjazevac | 4,708.87 mi (7,578.19 km) |
| Allentown to Koceljeva | 4,563.46 mi (7,344.19 km) |
| Allentown to Kosjeric | 4,586.28 mi (7,380.90 km) |
| Allentown to Kovacica | 4,571.53 mi (7,357.17 km) |
| Allentown to Kovin | 4,599.61 mi (7,402.36 km) |
| Allentown to Kragujevac | 4,627.52 mi (7,447.28 km) |
| Allentown to Kraljevo | 4,628.71 mi (7,449.19 km) |
| Allentown to Krupanj | 4,549.50 mi (7,321.71 km) |
| Allentown to Krusevac | 4,660.44 mi (7,500.26 km) |
| Allentown to Kucevo | 4,638.39 mi (7,464.76 km) |
| Allentown to Kula | 4,508.87 mi (7,256.32 km) |
