| Piqua to Jicin | 4,520.21 mi (7,274.57 km) |
| Piqua to Jihlava | 4,569.34 mi (7,353.64 km) |
| Piqua to Jindrichuv Hradec | 4,557.50 mi (7,334.58 km) |
| Piqua to Jirkov | 4,447.93 mi (7,158.26 km) |
| Piqua to Kadan | 4,446.05 mi (7,155.22 km) |
| Piqua to Karlovy Vary | 4,436.66 mi (7,140.12 km) |
| Piqua to Karvina | 4,658.93 mi (7,497.83 km) |
| Piqua to Kladno | 4,485.24 mi (7,218.29 km) |
| Piqua to Klasterec nad Ohri | 4,442.02 mi (7,148.74 km) |
| Piqua to Klatovy | 4,483.82 mi (7,216.02 km) |
| Piqua to Kolin | 4,530.49 mi (7,291.11 km) |
| Piqua to Koprivnice | 4,654.94 mi (7,491.40 km) |
| Piqua to Kralupy nad Vltavou | 4,489.58 mi (7,225.28 km) |
| Piqua to Kraluv Dvur | 4,490.42 mi (7,226.64 km) |
| Piqua to Krnov | 4,618.97 mi (7,433.51 km) |
