| Pottstown to Jicin | 4,192.67 mi (6,747.45 km) |
| Pottstown to Jihlava | 4,236.93 mi (6,818.69 km) |
| Pottstown to Jindrichuv Hradec | 4,222.58 mi (6,795.58 km) |
| Pottstown to Jirkov | 4,116.91 mi (6,625.52 km) |
| Pottstown to Kadan | 4,114.02 mi (6,620.87 km) |
| Pottstown to Karlovy Vary | 4,103.09 mi (6,603.28 km) |
| Pottstown to Karvina | 4,335.14 mi (6,976.73 km) |
| Pottstown to Kladno | 4,153.66 mi (6,684.68 km) |
| Pottstown to Klasterec nad Ohri | 4,109.84 mi (6,614.15 km) |
| Pottstown to Klatovy | 4,146.73 mi (6,673.52 km) |
| Pottstown to Kolin | 4,200.51 mi (6,760.07 km) |
| Pottstown to Koprivnice | 4,328.98 mi (6,966.82 km) |
| Pottstown to Kralupy nad Vltavou | 4,158.91 mi (6,693.12 km) |
| Pottstown to Kraluv Dvur | 4,157.67 mi (6,691.13 km) |
| Pottstown to Krnov | 4,294.55 mi (6,911.41 km) |
