| Hackettstown to Kecskemet | 4,428.06 mi (7,126.27 km) |
| Hackettstown to Kerepestarcsa | 4,387.23 mi (7,060.57 km) |
| Hackettstown to Keszthely | 4,335.68 mi (6,977.60 km) |
| Hackettstown to Kiskoros | 4,422.69 mi (7,117.63 km) |
| Hackettstown to Kiskunfelegyhaza | 4,441.99 mi (7,148.70 km) |
| Hackettstown to Kiskunhalas | 4,437.94 mi (7,142.17 km) |
| Hackettstown to Kiskunlachaza | 4,390.43 mi (7,065.71 km) |
| Hackettstown to Kiskunmajsa | 4,445.55 mi (7,154.43 km) |
| Hackettstown to Kisujszallas | 4,458.67 mi (7,175.53 km) |
| Hackettstown to Kisvarda | 4,471.28 mi (7,195.83 km) |
| Hackettstown to Komarom | 4,335.27 mi (6,976.95 km) |
| Hackettstown to Komlo | 4,397.76 mi (7,077.50 km) |
| Hackettstown to Kormend | 4,301.10 mi (6,921.96 km) |
| Hackettstown to Koszeg | 4,285.67 mi (6,897.12 km) |
| Hackettstown to Lajosmizse | 4,418.32 mi (7,110.59 km) |
