| Grand Forks to Silver Firs (Washington) | 1,155.93 mi (1,860.30 km) |
| Grand Forks to Silver Spring (Maryland) | 1,174.76 mi (1,890.60 km) |
| Grand Forks to Silver Springs Shores (Florida) | 1,527.74 mi (2,458.66 km) |
| Grand Forks to Silverdale (Washington) | 1,182.68 mi (1,903.34 km) |
| Grand Forks to Silverton (Oregon) | 1,233.39 mi (1,984.95 km) |
| Grand Forks to Simi Valley (California) | 1,461.46 mi (2,351.99 km) |
| Grand Forks to Simpsonville (South Carolina) | 1,188.68 mi (1,912.99 km) |
| Grand Forks to Sioux City (Iowa) | 376.40 mi (605.76 km) |
| Grand Forks to Sioux Falls (South Dakota) | 303.24 mi (488.02 km) |
| Grand Forks to Skokie (Illinois) | 610.86 mi (983.08 km) |
| Grand Forks to Sleepy Hollow (New York) | 1,231.39 mi (1,981.74 km) |
| Grand Forks to Slidell (Louisiana) | 1,278.27 mi (2,057.17 km) |
| Grand Forks to Smithfield (North Carolina) | 1,285.65 mi (2,069.06 km) |
| Grand Forks to Smithfield (Utah) | 833.16 mi (1,340.83 km) |
| Grand Forks to Smithville (Missouri) | 602.49 mi (969.61 km) |
