| Frederick to Anoka (Minnesota) | 906.30 mi (1,458.55 km) |
| Frederick to Ansonia (Connecticut) | 263.99 mi (424.85 km) |
| Frederick to Antelope (California) | 2,334.03 mi (3,756.25 km) |
| Frederick to Anthem (Arizona) | 1,949.54 mi (3,137.48 km) |
| Frederick to Antioch (California) | 2,370.72 mi (3,815.30 km) |
| Frederick to Antioch (Illinois) | 593.99 mi (955.93 km) |
| Frederick to Apache Junction (Arizona) | 1,930.32 mi (3,106.55 km) |
| Frederick to Apex (North Carolina) | 268.51 mi (432.12 km) |
| Frederick to Apollo Beach (Florida) | 855.59 mi (1,376.93 km) |
| Frederick to Apopka (Florida) | 777.82 mi (1,251.78 km) |
| Frederick to Apple Valley (California) | 2,204.31 mi (3,547.50 km) |
| Frederick to Apple Valley (Minnesota) | 886.79 mi (1,427.14 km) |
| Frederick to Appleton (Wisconsin) | 655.71 mi (1,055.26 km) |
| Frederick to Arbutus (Maryland) | 40.77 mi (65.61 km) |
| Frederick to Arcadia (California) | 2,258.27 mi (3,634.33 km) |
