| Frederick to Arcata (California) | 2,436.85 mi (3,921.73 km) |
| Frederick to Archdale (North Carolina) | 280.82 mi (451.93 km) |
| Frederick to Arden-Arcade (California) | 2,337.35 mi (3,761.60 km) |
| Frederick to Ardmore (Oklahoma) | 1,146.04 mi (1,844.37 km) |
| Frederick to Ardmore (Pennsylvania) | 119.31 mi (192.01 km) |
| Frederick to Arecibo (Puerto Rico) | 1,584.16 mi (2,549.46 km) |
| Frederick to Arkadelphia (Arkansas) | 939.32 mi (1,511.69 km) |
| Frederick to Arkansas City (Kansas) | 1,075.00 mi (1,730.05 km) |
| Frederick to Arlington (Tennessee) | 731.46 mi (1,177.17 km) |
| Frederick to Arlington (Texas) | 1,191.88 mi (1,918.14 km) |
| Frederick to Arlington (Virginia) | 41.86 mi (67.37 km) |
| Frederick to Arlington (Washington) | 2,275.94 mi (3,662.78 km) |
| Frederick to Arlington Heights (Illinois) | 582.37 mi (937.23 km) |
| Frederick to Arnold (Maryland) | 55.97 mi (90.07 km) |
| Frederick to Arnold (Missouri) | 699.36 mi (1,125.51 km) |
