| Omurtag to Silver Firs (Washington) | 5,866.78 mi (9,441.66 km) |
| Omurtag to Silver Spring (Maryland) | 5,019.82 mi (8,078.62 km) |
| Omurtag to Silver Springs Shores (Florida) | 5,699.36 mi (9,172.23 km) |
| Omurtag to Silverdale (Washington) | 5,888.77 mi (9,477.07 km) |
| Omurtag to Silverton (Oregon) | 6,061.10 mi (9,754.40 km) |
| Omurtag to Simi Valley (California) | 6,657.09 mi (10,713.55 km) |
| Omurtag to Simpsonville (South Carolina) | 5,432.91 mi (8,743.43 km) |
| Omurtag to Sioux City (Iowa) | 5,542.59 mi (8,919.94 km) |
| Omurtag to Sioux Falls (South Dakota) | 5,496.86 mi (8,846.34 km) |
| Omurtag to Skokie (Illinois) | 5,276.93 mi (8,492.39 km) |
| Omurtag to Sleepy Hollow (New York) | 4,799.39 mi (7,723.87 km) |
| Omurtag to Slidell (Louisiana) | 5,955.94 mi (9,585.15 km) |
| Omurtag to Smithfield (North Carolina) | 5,236.80 mi (8,427.82 km) |
| Omurtag to Smithfield (Utah) | 6,020.76 mi (9,689.47 km) |
| Omurtag to Smithville (Missouri) | 5,650.10 mi (9,092.96 km) |
