| Port Huron to Ashtabula (Ohio) | 113.09 mi (182.01 km) |
| Port Huron to Ashwaubenon (Wisconsin) | 300.39 mi (483.43 km) |
| Port Huron to Aspen Hill (Maryland) | 387.32 mi (623.33 km) |
| Port Huron to Astoria (Oregon) | 2,024.44 mi (3,258.02 km) |
| Port Huron to Atascadero (California) | 2,092.10 mi (3,366.91 km) |
| Port Huron to Atascocita (Texas) | 1,141.55 mi (1,837.14 km) |
| Port Huron to Atchison (Kansas) | 699.59 mi (1,125.88 km) |
| Port Huron to Athens (Alabama) | 615.95 mi (991.27 km) |
| Port Huron to Athens (Georgia) | 626.02 mi (1,007.47 km) |
| Port Huron to Athens (Ohio) | 253.16 mi (407.42 km) |
| Port Huron to Athens (Tennessee) | 532.63 mi (857.18 km) |
| Port Huron to Athens (Texas) | 1,042.53 mi (1,677.80 km) |
| Port Huron to Atlanta (Georgia) | 645.93 mi (1,039.53 km) |
| Port Huron to Atlantic Beach (Florida) | 875.49 mi (1,408.96 km) |
| Port Huron to Atlantic City (New Jersey) | 483.85 mi (778.68 km) |
