| Sumner to Jicin | 5,232.66 mi (8,421.15 km) |
| Sumner to Jihlava | 5,300.84 mi (8,530.88 km) |
| Sumner to Jindrichuv Hradec | 5,303.97 mi (8,535.92 km) |
| Sumner to Jirkov | 5,188.48 mi (8,350.06 km) |
| Sumner to Kadan | 5,192.11 mi (8,355.90 km) |
| Sumner to Karlovy Vary | 5,192.15 mi (8,355.96 km) |
| Sumner to Karvina | 5,332.98 mi (8,582.60 km) |
| Sumner to Kladno | 5,223.62 mi (8,406.60 km) |
| Sumner to Klasterec nad Ohri | 5,189.43 mi (8,351.58 km) |
| Sumner to Klatovy | 5,251.64 mi (8,451.69 km) |
| Sumner to Kolin | 5,254.37 mi (8,456.10 km) |
| Sumner to Koprivnice | 5,340.90 mi (8,595.35 km) |
| Sumner to Kralupy nad Vltavou | 5,222.63 mi (8,405.01 km) |
| Sumner to Kraluv Dvur | 5,234.31 mi (8,423.80 km) |
| Sumner to Krnov | 5,301.66 mi (8,532.20 km) |
