| Severna Park to Silver Firs (Washington) | 2,328.01 mi (3,746.56 km) |
| Severna Park to Silver Spring (Maryland) | 24.94 mi (40.14 km) |
| Severna Park to Silver Springs Shores (Florida) | 755.93 mi (1,216.56 km) |
| Severna Park to Silverdale (Washington) | 2,353.32 mi (3,787.30 km) |
| Severna Park to Silverton (Oregon) | 2,373.17 mi (3,819.25 km) |
| Severna Park to Simi Valley (California) | 2,339.90 mi (3,765.70 km) |
| Severna Park to Simpsonville (South Carolina) | 435.06 mi (700.16 km) |
| Severna Park to Sioux City (Iowa) | 1,060.62 mi (1,706.91 km) |
| Severna Park to Sioux Falls (South Dakota) | 1,087.54 mi (1,750.23 km) |
| Severna Park to Skokie (Illinois) | 620.21 mi (998.14 km) |
| Severna Park to Sleepy Hollow (New York) | 198.82 mi (319.97 km) |
| Severna Park to Slidell (Louisiana) | 964.17 mi (1,551.69 km) |
| Severna Park to Smithfield (North Carolina) | 265.59 mi (427.43 km) |
| Severna Park to Smithfield (Utah) | 1,850.12 mi (2,977.48 km) |
| Severna Park to Smithville (Missouri) | 962.19 mi (1,548.50 km) |
