| Port Huron to Albenga | 4,290.34 mi (6,904.63 km) |
| Port Huron to Alberobello | 4,793.28 mi (7,714.04 km) |
| Port Huron to Albignasego | 4,386.43 mi (7,059.28 km) |
| Port Huron to Albinea | 4,365.08 mi (7,024.91 km) |
| Port Huron to Albino | 4,288.00 mi (6,900.87 km) |
| Port Huron to Alcamo | 4,738.27 mi (7,625.51 km) |
| Port Huron to Alessandria | 4,273.16 mi (6,876.99 km) |
| Port Huron to Alfonsine | 4,427.91 mi (7,126.04 km) |
| Port Huron to Alghero | 4,432.39 mi (7,133.24 km) |
| Port Huron to Alpignano | 4,221.40 mi (6,793.69 km) |
| Port Huron to Altamura | 4,764.21 mi (7,667.25 km) |
| Port Huron to Altavilla Vicentina | 4,363.29 mi (7,022.03 km) |
| Port Huron to Altofonte | 4,749.46 mi (7,643.52 km) |
| Port Huron to Altopascio | 4,400.34 mi (7,081.66 km) |
| Port Huron to Alzano Lombardo | 4,286.40 mi (6,898.29 km) |
