| Barrow in Furness to Silver Firs (Washington) | 4,543.60 mi (7,312.22 km) |
| Barrow in Furness to Silver Spring (Maryland) | 3,484.41 mi (5,607.61 km) |
| Barrow in Furness to Silver Springs Shores (Florida) | 4,174.16 mi (6,717.66 km) |
| Barrow in Furness to Silverdale (Washington) | 4,568.76 mi (7,352.72 km) |
| Barrow in Furness to Silverton (Oregon) | 4,724.63 mi (7,603.56 km) |
| Barrow in Furness to Simi Valley (California) | 5,228.71 mi (8,414.79 km) |
| Barrow in Furness to Simpsonville (South Carolina) | 3,897.71 mi (6,272.77 km) |
| Barrow in Furness to Sioux City (Iowa) | 4,037.63 mi (6,497.93 km) |
| Barrow in Furness to Sioux Falls (South Dakota) | 3,997.23 mi (6,432.92 km) |
| Barrow in Furness to Skokie (Illinois) | 3,749.03 mi (6,033.49 km) |
| Barrow in Furness to Sleepy Hollow (New York) | 3,264.03 mi (5,252.94 km) |
| Barrow in Furness to Slidell (Louisiana) | 4,419.16 mi (7,111.95 km) |
| Barrow in Furness to Smithfield (North Carolina) | 3,704.88 mi (5,962.42 km) |
| Barrow in Furness to Smithfield (Utah) | 4,584.79 mi (7,378.51 km) |
| Barrow in Furness to Smithville (Missouri) | 4,129.68 mi (6,646.09 km) |
