| Aljustrel to Silver Firs (Washington) | 5,256.64 mi (8,459.75 km) |
| Aljustrel to Silver Spring (Maryland) | 3,631.63 mi (5,844.55 km) |
| Aljustrel to Silver Springs Shores (Florida) | 4,187.92 mi (6,739.81 km) |
| Aljustrel to Silverdale (Washington) | 5,284.13 mi (8,503.99 km) |
| Aljustrel to Silverton (Oregon) | 5,412.30 mi (8,710.25 km) |
| Aljustrel to Simi Valley (California) | 5,754.98 mi (9,261.75 km) |
| Aljustrel to Simpsonville (South Carolina) | 4,017.22 mi (6,465.09 km) |
| Aljustrel to Sioux City (Iowa) | 4,444.88 mi (7,153.35 km) |
| Aljustrel to Sioux Falls (South Dakota) | 4,425.19 mi (7,121.66 km) |
| Aljustrel to Skokie (Illinois) | 4,065.03 mi (6,542.04 km) |
| Aljustrel to Sleepy Hollow (New York) | 3,424.90 mi (5,511.85 km) |
| Aljustrel to Slidell (Louisiana) | 4,549.22 mi (7,321.26 km) |
| Aljustrel to Smithfield (North Carolina) | 3,794.84 mi (6,107.21 km) |
| Aljustrel to Smithfield (Utah) | 5,131.73 mi (8,258.72 km) |
| Aljustrel to Smithville (Missouri) | 4,466.73 mi (7,188.50 km) |
