| Port Huron to Yverdon-les-Bains | 4,123.34 mi (6,635.87 km) |
| Port Huron to Zofingen | 4,156.17 mi (6,688.71 km) |
| Port Huron to Zollikon | 4,179.42 mi (6,726.12 km) |
| Port Huron to Zuchwil | 4,144.26 mi (6,669.54 km) |
| Port Huron to Zug | 4,183.52 mi (6,732.72 km) |
| Port Huron to Zurich | 4,176.75 mi (6,721.83 km) |
| Port Huron to Ra's al `Ayn | 5,844.70 mi (9,406.14 km) |
| Port Huron to Tall Abyad | 5,814.50 mi (9,357.54 km) |
| Port Huron to Acarlar | 5,345.92 mi (8,603.42 km) |
| Port Huron to Acigol | 5,560.07 mi (8,948.07 km) |
| Port Huron to Acipayam | 5,426.76 mi (8,733.53 km) |
| Port Huron to Adakli | 5,729.28 mi (9,220.39 km) |
| Port Huron to Adana | 5,669.66 mi (9,124.43 km) |
| Port Huron to Adilcevaz | 5,826.83 mi (9,377.38 km) |
| Port Huron to Adiyaman | 5,733.77 mi (9,227.61 km) |
