| Roudnice nad Labem to Silver Firs (Washington) | 5,168.96 mi (8,318.63 km) |
| Roudnice nad Labem to Silver Spring (Maryland) | 4,263.34 mi (6,861.18 km) |
| Roudnice nad Labem to Silver Springs Shores (Florida) | 4,953.29 mi (7,971.55 km) |
| Roudnice nad Labem to Silverdale (Washington) | 5,192.31 mi (8,356.22 km) |
| Roudnice nad Labem to Silverton (Oregon) | 5,358.99 mi (8,624.47 km) |
| Roudnice nad Labem to Simi Valley (California) | 5,921.84 mi (9,530.28 km) |
| Roudnice nad Labem to Simpsonville (South Carolina) | 4,676.69 mi (7,526.40 km) |
| Roudnice nad Labem to Sioux City (Iowa) | 4,781.58 mi (7,695.21 km) |
| Roudnice nad Labem to Sioux Falls (South Dakota) | 4,737.07 mi (7,623.58 km) |
| Roudnice nad Labem to Skokie (Illinois) | 4,512.39 mi (7,261.99 km) |
| Roudnice nad Labem to Sleepy Hollow (New York) | 4,043.01 mi (6,506.60 km) |
| Roudnice nad Labem to Slidell (Louisiana) | 5,196.60 mi (8,363.11 km) |
| Roudnice nad Labem to Smithfield (North Carolina) | 4,484.49 mi (7,217.09 km) |
| Roudnice nad Labem to Smithfield (Utah) | 5,281.29 mi (8,499.41 km) |
| Roudnice nad Labem to Smithville (Missouri) | 4,886.22 mi (7,863.61 km) |
