| Gorna Oryahovitsa to Silver Firs (Washington) | 5,851.79 mi (9,417.55 km) |
| Gorna Oryahovitsa to Silver Spring (Maryland) | 4,989.71 mi (8,030.16 km) |
| Gorna Oryahovitsa to Silver Springs Shores (Florida) | 5,667.79 mi (9,121.43 km) |
| Gorna Oryahovitsa to Silverdale (Washington) | 5,873.94 mi (9,453.19 km) |
| Gorna Oryahovitsa to Silverton (Oregon) | 6,045.72 mi (9,729.65 km) |
| Gorna Oryahovitsa to Simi Valley (California) | 6,637.75 mi (10,682.42 km) |
| Gorna Oryahovitsa to Simpsonville (South Carolina) | 5,402.72 mi (8,694.84 km) |
| Gorna Oryahovitsa to Sioux City (Iowa) | 5,517.97 mi (8,880.31 km) |
| Gorna Oryahovitsa to Sioux Falls (South Dakota) | 5,472.63 mi (8,807.35 km) |
| Gorna Oryahovitsa to Skokie (Illinois) | 5,249.98 mi (8,449.02 km) |
| Gorna Oryahovitsa to Sleepy Hollow (New York) | 4,769.28 mi (7,675.42 km) |
| Gorna Oryahovitsa to Slidell (Louisiana) | 5,926.32 mi (9,537.49 km) |
| Gorna Oryahovitsa to Smithfield (North Carolina) | 5,206.03 mi (8,378.29 km) |
| Gorna Oryahovitsa to Smithfield (Utah) | 6,000.67 mi (9,657.15 km) |
| Gorna Oryahovitsa to Smithville (Missouri) | 5,624.09 mi (9,051.10 km) |
