| Gresham to Silver Firs (Washington) | 163.74 mi (263.52 km) |
| Gresham to Silver Spring (Maryland) | 2,333.77 mi (3,755.85 km) |
| Gresham to Silver Springs Shores (Florida) | 2,459.29 mi (3,957.85 km) |
| Gresham to Silverdale (Washington) | 149.97 mi (241.35 km) |
| Gresham to Silverton (Oregon) | 38.23 mi (61.53 km) |
| Gresham to Simi Valley (California) | 800.38 mi (1,288.08 km) |
| Gresham to Simpsonville (South Carolina) | 2,223.15 mi (3,577.82 km) |
| Gresham to Sioux City (Iowa) | 1,305.44 mi (2,100.90 km) |
| Gresham to Sioux Falls (South Dakota) | 1,268.32 mi (2,041.17 km) |
| Gresham to Skokie (Illinois) | 1,734.15 mi (2,790.84 km) |
| Gresham to Sleepy Hollow (New York) | 2,423.75 mi (3,900.65 km) |
| Gresham to Slidell (Louisiana) | 2,046.94 mi (3,294.23 km) |
| Gresham to Smithfield (North Carolina) | 2,383.99 mi (3,836.65 km) |
| Gresham to Smithfield (Utah) | 587.28 mi (945.14 km) |
| Gresham to Smithville (Missouri) | 1,473.69 mi (2,371.68 km) |
