| Ammon to Silver Firs (Washington) | 577.36 mi (929.17 km) |
| Ammon to Silver Spring (Maryland) | 1,827.46 mi (2,941.02 km) |
| Ammon to Silver Springs Shores (Florida) | 1,924.62 mi (3,097.38 km) |
| Ammon to Silverdale (Washington) | 593.41 mi (954.99 km) |
| Ammon to Silverton (Oregon) | 545.67 mi (878.17 km) |
| Ammon to Simi Valley (California) | 733.06 mi (1,179.74 km) |
| Ammon to Simpsonville (South Carolina) | 1,692.19 mi (2,723.31 km) |
| Ammon to Sioux City (Iowa) | 788.54 mi (1,269.03 km) |
| Ammon to Sioux Falls (South Dakota) | 761.95 mi (1,226.23 km) |
| Ammon to Skokie (Illinois) | 1,228.24 mi (1,976.66 km) |
| Ammon to Sleepy Hollow (New York) | 1,936.68 mi (3,116.79 km) |
| Ammon to Slidell (Louisiana) | 1,518.91 mi (2,444.45 km) |
| Ammon to Smithfield (North Carolina) | 1,860.09 mi (2,993.52 km) |
| Ammon to Smithfield (Utah) | 113.48 mi (182.63 km) |
| Ammon to Smithville (Missouri) | 941.51 mi (1,515.21 km) |
