| Halfway to Ashtabula (Ohio) | 222.68 mi (358.37 km) |
| Halfway to Ashwaubenon (Wisconsin) | 626.33 mi (1,007.97 km) |
| Halfway to Aspen Hill (Maryland) | 51.56 mi (82.97 km) |
| Halfway to Astoria (Oregon) | 2,339.83 mi (3,765.60 km) |
| Halfway to Atascadero (California) | 2,345.80 mi (3,775.19 km) |
| Halfway to Atascocita (Texas) | 1,188.62 mi (1,912.90 km) |
| Halfway to Atchison (Kansas) | 923.25 mi (1,485.82 km) |
| Halfway to Athens (Alabama) | 605.05 mi (973.74 km) |
| Halfway to Athens (Georgia) | 498.97 mi (803.02 km) |
| Halfway to Athens (Ohio) | 231.70 mi (372.88 km) |
| Halfway to Athens (Tennessee) | 471.74 mi (759.20 km) |
| Halfway to Athens (Texas) | 1,130.18 mi (1,818.85 km) |
| Halfway to Atlanta (Georgia) | 546.82 mi (880.02 km) |
| Halfway to Atlantic Beach (Florida) | 673.27 mi (1,083.52 km) |
| Halfway to Atlantic City (New Jersey) | 177.62 mi (285.86 km) |
