| Terracina to Silver Firs (Washington) | 5,701.13 mi (9,175.08 km) |
| Terracina to Silver Spring (Maryland) | 4,535.23 mi (7,298.75 km) |
| Terracina to Silver Springs Shores (Florida) | 5,174.04 mi (8,326.82 km) |
| Terracina to Silverdale (Washington) | 5,725.79 mi (9,214.77 km) |
| Terracina to Silverton (Oregon) | 5,884.86 mi (9,470.76 km) |
| Terracina to Simi Valley (California) | 6,392.86 mi (10,288.31 km) |
| Terracina to Simpsonville (South Carolina) | 4,943.09 mi (7,955.14 km) |
| Terracina to Sioux City (Iowa) | 5,179.29 mi (8,335.26 km) |
| Terracina to Sioux Falls (South Dakota) | 5,142.86 mi (8,276.64 km) |
| Terracina to Skokie (Illinois) | 4,864.43 mi (7,828.55 km) |
| Terracina to Sleepy Hollow (New York) | 4,316.75 mi (6,947.14 km) |
| Terracina to Slidell (Louisiana) | 5,475.99 mi (8,812.75 km) |
| Terracina to Smithfield (North Carolina) | 4,734.22 mi (7,618.99 km) |
| Terracina to Smithfield (Utah) | 5,748.91 mi (9,251.98 km) |
| Terracina to Smithville (Missouri) | 5,255.08 mi (8,457.24 km) |
