| Blackwells Mills to Jicin | 4,141.62 mi (6,665.29 km) |
| Blackwells Mills to Jihlava | 4,185.46 mi (6,735.85 km) |
| Blackwells Mills to Jindrichuv Hradec | 4,170.90 mi (6,712.41 km) |
| Blackwells Mills to Jirkov | 4,065.59 mi (6,542.93 km) |
| Blackwells Mills to Kadan | 4,062.62 mi (6,538.15 km) |
| Blackwells Mills to Karlovy Vary | 4,051.56 mi (6,520.35 km) |
| Blackwells Mills to Karvina | 4,284.35 mi (6,895.00 km) |
| Blackwells Mills to Kladno | 4,102.29 mi (6,601.99 km) |
| Blackwells Mills to Klasterec nad Ohri | 4,058.43 mi (6,531.41 km) |
| Blackwells Mills to Klatovy | 4,094.90 mi (6,590.10 km) |
| Blackwells Mills to Kolin | 4,149.25 mi (6,677.57 km) |
| Blackwells Mills to Koprivnice | 4,278.01 mi (6,884.80 km) |
| Blackwells Mills to Kralupy nad Vltavou | 4,107.61 mi (6,610.55 km) |
| Blackwells Mills to Kraluv Dvur | 4,106.20 mi (6,608.29 km) |
| Blackwells Mills to Krnov | 4,243.73 mi (6,829.62 km) |
