| Accokeek to Silver Firs (Washington) | 2,322.39 mi (3,737.52 km) |
| Accokeek to Silver Spring (Maryland) | 22.70 mi (36.54 km) |
| Accokeek to Silver Springs Shores (Florida) | 720.18 mi (1,159.01 km) |
| Accokeek to Silverdale (Washington) | 2,347.49 mi (3,777.91 km) |
| Accokeek to Silverton (Oregon) | 2,364.37 mi (3,805.08 km) |
| Accokeek to Simi Valley (California) | 2,319.38 mi (3,732.68 km) |
| Accokeek to Simpsonville (South Carolina) | 398.68 mi (641.61 km) |
| Accokeek to Sioux City (Iowa) | 1,048.44 mi (1,687.30 km) |
| Accokeek to Sioux Falls (South Dakota) | 1,077.64 mi (1,734.29 km) |
| Accokeek to Skokie (Illinois) | 610.65 mi (982.75 km) |
| Accokeek to Sleepy Hollow (New York) | 235.50 mi (379.01 km) |
| Accokeek to Slidell (Louisiana) | 928.74 mi (1,494.66 km) |
| Accokeek to Smithfield (North Carolina) | 230.68 mi (371.25 km) |
| Accokeek to Smithfield (Utah) | 1,836.55 mi (2,955.65 km) |
| Accokeek to Smithville (Missouri) | 942.93 mi (1,517.50 km) |
