| North Potomac to Kromeriz | 4,427.01 mi (7,124.59 km) |
| North Potomac to Krupka | 4,243.26 mi (6,828.86 km) |
| North Potomac to Kurim | 4,393.55 mi (7,070.73 km) |
| North Potomac to Kutna Hora | 4,322.20 mi (6,955.92 km) |
| North Potomac to Kyjov | 4,426.66 mi (7,124.02 km) |
| North Potomac to Lanskroun | 4,375.44 mi (7,041.58 km) |
| North Potomac to Liberec | 4,287.13 mi (6,899.46 km) |
| North Potomac to Lisen | 4,402.74 mi (7,085.52 km) |
| North Potomac to Litomerice | 4,258.77 mi (6,853.82 km) |
| North Potomac to Litomysl | 4,365.19 mi (7,025.09 km) |
| North Potomac to Litovel | 4,400.66 mi (7,082.17 km) |
| North Potomac to Litvinov | 4,236.39 mi (6,817.81 km) |
| North Potomac to Louny | 4,251.49 mi (6,842.10 km) |
| North Potomac to Lovosice | 4,256.22 mi (6,849.73 km) |
| North Potomac to Lysa nad Labem | 4,296.84 mi (6,915.10 km) |
