| Biddeford to Jicin | 3,845.36 mi (6,188.51 km) |
| Biddeford to Jihlava | 3,889.50 mi (6,259.55 km) |
| Biddeford to Jindrichuv Hradec | 3,875.12 mi (6,236.40 km) |
| Biddeford to Jirkov | 3,769.51 mi (6,066.43 km) |
| Biddeford to Kadan | 3,766.60 mi (6,061.75 km) |
| Biddeford to Karlovy Vary | 3,755.64 mi (6,044.12 km) |
| Biddeford to Karvina | 3,987.95 mi (6,417.98 km) |
| Biddeford to Kladno | 3,806.25 mi (6,125.57 km) |
| Biddeford to Klasterec nad Ohri | 3,762.42 mi (6,055.03 km) |
| Biddeford to Klatovy | 3,799.27 mi (6,114.34 km) |
| Biddeford to Kolin | 3,853.13 mi (6,201.01 km) |
| Biddeford to Koprivnice | 3,981.70 mi (6,407.93 km) |
| Biddeford to Kralupy nad Vltavou | 3,811.51 mi (6,134.04 km) |
| Biddeford to Kraluv Dvur | 3,810.24 mi (6,131.99 km) |
| Biddeford to Krnov | 3,947.34 mi (6,352.63 km) |
