| Glassboro to Silver Firs (Washington) | 2,374.30 mi (3,821.07 km) |
| Glassboro to Silver Spring (Maryland) | 112.85 mi (181.62 km) |
| Glassboro to Silver Springs Shores (Florida) | 830.07 mi (1,335.86 km) |
| Glassboro to Silverdale (Washington) | 2,400.02 mi (3,862.46 km) |
| Glassboro to Silverton (Oregon) | 2,425.84 mi (3,904.02 km) |
| Glassboro to Simi Valley (California) | 2,413.57 mi (3,884.26 km) |
| Glassboro to Simpsonville (South Carolina) | 521.82 mi (839.79 km) |
| Glassboro to Sioux City (Iowa) | 1,121.54 mi (1,804.95 km) |
| Glassboro to Sioux Falls (South Dakota) | 1,144.20 mi (1,841.41 km) |
| Glassboro to Skokie (Illinois) | 678.57 mi (1,092.05 km) |
| Glassboro to Sleepy Hollow (New York) | 116.20 mi (187.01 km) |
| Glassboro to Slidell (Louisiana) | 1,052.37 mi (1,693.63 km) |
| Glassboro to Smithfield (North Carolina) | 339.28 mi (546.02 km) |
| Glassboro to Smithfield (Utah) | 1,912.26 mi (3,077.48 km) |
| Glassboro to Smithville (Missouri) | 1,035.16 mi (1,665.93 km) |
