| Johnston to Ashtabula (Ohio) | 665.38 mi (1,070.83 km) |
| Johnston to Ashwaubenon (Wisconsin) | 343.33 mi (552.54 km) |
| Johnston to Aspen Hill (Maryland) | 892.41 mi (1,436.19 km) |
| Johnston to Astoria (Oregon) | 1,518.91 mi (2,444.46 km) |
| Johnston to Atascadero (California) | 1,510.97 mi (2,431.67 km) |
| Johnston to Atascocita (Texas) | 813.46 mi (1,309.14 km) |
| Johnston to Atchison (Kansas) | 164.68 mi (265.02 km) |
| Johnston to Athens (Alabama) | 601.92 mi (968.69 km) |
| Johnston to Athens (Georgia) | 776.98 mi (1,250.43 km) |
| Johnston to Athens (Ohio) | 631.57 mi (1,016.42 km) |
| Johnston to Athens (Tennessee) | 653.64 mi (1,051.93 km) |
| Johnston to Athens (Texas) | 665.68 mi (1,071.31 km) |
| Johnston to Atlanta (Georgia) | 746.38 mi (1,201.18 km) |
| Johnston to Atlantic Beach (Florida) | 1,041.19 mi (1,675.64 km) |
| Johnston to Atlantic City (New Jersey) | 1,022.23 mi (1,645.13 km) |
