| Cheyenne to Silver Firs (Washington) | 970.55 mi (1,561.95 km) |
| Cheyenne to Silver Spring (Maryland) | 1,469.42 mi (2,364.81 km) |
| Cheyenne to Silver Springs Shores (Florida) | 1,524.51 mi (2,453.47 km) |
| Cheyenne to Silverdale (Washington) | 988.64 mi (1,591.06 km) |
| Cheyenne to Silverton (Oregon) | 944.31 mi (1,519.72 km) |
| Cheyenne to Simi Valley (California) | 896.95 mi (1,443.50 km) |
| Cheyenne to Simpsonville (South Carolina) | 1,300.79 mi (2,093.42 km) |
| Cheyenne to Sioux City (Iowa) | 442.46 mi (712.07 km) |
| Cheyenne to Sioux Falls (South Dakota) | 443.63 mi (713.95 km) |
| Cheyenne to Skokie (Illinois) | 881.88 mi (1,419.24 km) |
| Cheyenne to Sleepy Hollow (New York) | 1,600.86 mi (2,576.34 km) |
| Cheyenne to Slidell (Louisiana) | 1,124.13 mi (1,809.11 km) |
| Cheyenne to Smithfield (North Carolina) | 1,478.53 mi (2,379.47 km) |
| Cheyenne to Smithfield (Utah) | 367.29 mi (591.09 km) |
| Cheyenne to Smithville (Missouri) | 551.55 mi (887.63 km) |
