| Williamsport to Ashtabula (Ohio) | 199.42 mi (320.93 km) |
| Williamsport to Ashwaubenon (Wisconsin) | 602.22 mi (969.18 km) |
| Williamsport to Aspen Hill (Maryland) | 148.38 mi (238.79 km) |
| Williamsport to Astoria (Oregon) | 2,326.24 mi (3,743.72 km) |
| Williamsport to Atascadero (California) | 2,372.67 mi (3,818.45 km) |
| Williamsport to Atascocita (Texas) | 1,278.45 mi (2,057.47 km) |
| Williamsport to Atchison (Kansas) | 957.60 mi (1,541.10 km) |
| Williamsport to Athens (Alabama) | 699.30 mi (1,125.42 km) |
| Williamsport to Athens (Georgia) | 610.99 mi (983.29 km) |
| Williamsport to Athens (Ohio) | 297.67 mi (479.05 km) |
| Williamsport to Athens (Tennessee) | 572.08 mi (920.67 km) |
| Williamsport to Athens (Texas) | 1,209.85 mi (1,947.07 km) |
| Williamsport to Atlanta (Georgia) | 655.77 mi (1,055.36 km) |
| Williamsport to Atlantic Beach (Florida) | 791.90 mi (1,274.44 km) |
| Williamsport to Atlantic City (New Jersey) | 187.22 mi (301.31 km) |
