| Frederick to Land O' Lakes (Florida) | 827.33 mi (1,331.46 km) |
| Frederick to Landover (Maryland) | 45.11 mi (72.60 km) |
| Frederick to Langley Park (Maryland) | 38.46 mi (61.90 km) |
| Frederick to Lanham (Maryland) | 44.72 mi (71.98 km) |
| Frederick to Lansdale (Pennsylvania) | 126.18 mi (203.06 km) |
| Frederick to Lansdowne (Pennsylvania) | 118.96 mi (191.44 km) |
| Frederick to Lansdowne (Virginia) | 24.42 mi (39.30 km) |
| Frederick to Lansing (Illinois) | 551.95 mi (888.27 km) |
| Frederick to Lansing (Kansas) | 932.89 mi (1,501.34 km) |
| Frederick to Lansing (Michigan) | 435.56 mi (700.97 km) |
| Frederick to Lantana (Florida) | 900.85 mi (1,449.77 km) |
| Frederick to Lantana (Texas) | 1,178.96 mi (1,897.35 km) |
| Frederick to Laplace (Louisiana) | 982.00 mi (1,580.37 km) |
| Frederick to Laramie (Wyoming) | 1,483.23 mi (2,387.03 km) |
| Frederick to Laredo (Texas) | 1,506.87 mi (2,425.07 km) |
