| Altamont to Port Chester (New York) | 2,450.92 mi (3,944.37 km) |
| Altamont to Port Hueneme (California) | 571.81 mi (920.23 km) |
| Altamont to Port Huron (Michigan) | 1,980.72 mi (3,187.67 km) |
| Altamont to Port Lavaca (Texas) | 1,686.23 mi (2,713.72 km) |
| Altamont to Port Neches (Texas) | 1,754.57 mi (2,823.70 km) |
| Altamont to Port Orange (Florida) | 2,430.43 mi (3,911.40 km) |
| Altamont to Port Orchard (Washington) | 370.30 mi (595.94 km) |
| Altamont to Port Royal (South Carolina) | 2,330.83 mi (3,751.10 km) |
| Altamont to Port Salerno (Florida) | 2,547.95 mi (4,100.52 km) |
| Altamont to Port St. John (Florida) | 2,464.75 mi (3,966.63 km) |
| Altamont to Port St. Lucie (Florida) | 2,532.64 mi (4,075.89 km) |
| Altamont to Port Washington (New York) | 2,454.39 mi (3,949.95 km) |
| Altamont to Port Washington (Wisconsin) | 1,705.91 mi (2,745.40 km) |
| Altamont to Port Wentworth (Georgia) | 2,310.86 mi (3,718.97 km) |
| Altamont to Portage (Indiana) | 1,765.04 mi (2,840.55 km) |
