| Haskovo to Silver Firs (Washington) | 5,926.74 mi (9,538.17 km) |
| Haskovo to Silver Spring (Maryland) | 5,034.62 mi (8,102.44 km) |
| Haskovo to Silver Springs Shores (Florida) | 5,707.07 mi (9,184.63 km) |
| Haskovo to Silverdale (Washington) | 5,949.05 mi (9,574.07 km) |
| Haskovo to Silverton (Oregon) | 6,120.21 mi (9,849.53 km) |
| Haskovo to Simi Valley (California) | 6,706.99 mi (10,793.86 km) |
| Haskovo to Simpsonville (South Carolina) | 5,447.26 mi (8,766.52 km) |
| Haskovo to Sioux City (Iowa) | 5,577.77 mi (8,976.55 km) |
| Haskovo to Sioux Falls (South Dakota) | 5,533.30 mi (8,904.99 km) |
| Haskovo to Skokie (Illinois) | 5,304.30 mi (8,536.45 km) |
| Haskovo to Sleepy Hollow (New York) | 4,814.26 mi (7,747.81 km) |
| Haskovo to Slidell (Louisiana) | 5,972.72 mi (9,612.17 km) |
| Haskovo to Smithfield (North Carolina) | 5,248.50 mi (8,446.65 km) |
| Haskovo to Smithfield (Utah) | 6,068.85 mi (9,766.87 km) |
| Haskovo to Smithville (Missouri) | 5,680.70 mi (9,142.21 km) |
