| Islington to Silver Firs (Washington) | 4,763.48 mi (7,666.07 km) |
| Islington to Silver Spring (Maryland) | 3,659.87 mi (5,889.99 km) |
| Islington to Silver Springs Shores (Florida) | 4,337.55 mi (6,980.62 km) |
| Islington to Silverdale (Washington) | 4,788.67 mi (7,706.62 km) |
| Islington to Silverton (Oregon) | 4,944.23 mi (7,956.97 km) |
| Islington to Simi Valley (California) | 5,443.43 mi (8,760.36 km) |
| Islington to Simpsonville (South Carolina) | 4,072.57 mi (6,554.17 km) |
| Islington to Sioux City (Iowa) | 4,241.91 mi (6,826.69 km) |
| Islington to Sioux Falls (South Dakota) | 4,202.98 mi (6,764.04 km) |
| Islington to Skokie (Illinois) | 3,944.19 mi (6,347.56 km) |
| Islington to Sleepy Hollow (New York) | 3,439.50 mi (5,535.34 km) |
| Islington to Slidell (Louisiana) | 4,598.14 mi (7,399.99 km) |
| Islington to Smithfield (North Carolina) | 3,874.90 mi (6,236.04 km) |
| Islington to Smithfield (Utah) | 4,799.48 mi (7,724.02 km) |
| Islington to Smithville (Missouri) | 4,328.42 mi (6,965.91 km) |
