| Frederick to Kromeriz | 4,417.71 mi (7,109.61 km) |
| Frederick to Krupka | 4,233.91 mi (6,813.83 km) |
| Frederick to Kurim | 4,384.37 mi (7,055.97 km) |
| Frederick to Kutna Hora | 4,312.96 mi (6,941.04 km) |
| Frederick to Kyjov | 4,417.51 mi (7,109.30 km) |
| Frederick to Lanskroun | 4,366.01 mi (7,026.41 km) |
| Frederick to Liberec | 4,277.58 mi (6,884.10 km) |
| Frederick to Lisen | 4,393.58 mi (7,070.78 km) |
| Frederick to Litomerice | 4,249.45 mi (6,838.82 km) |
| Frederick to Litomysl | 4,355.82 mi (7,010.01 km) |
| Frederick to Litovel | 4,391.24 mi (7,067.02 km) |
| Frederick to Litvinov | 4,227.12 mi (6,802.89 km) |
| Frederick to Louny | 4,242.28 mi (6,827.30 km) |
| Frederick to Lovosice | 4,246.92 mi (6,834.76 km) |
| Frederick to Lysa nad Labem | 4,287.56 mi (6,900.16 km) |
