| Box Elder to Security-Widefield (Colorado) | 380.06 mi (611.64 km) |
| Box Elder to Sedalia (Missouri) | 631.68 mi (1,016.59 km) |
| Box Elder to Sedro-Woolley (Washington) | 960.14 mi (1,545.19 km) |
| Box Elder to Seguin (Texas) | 1,041.95 mi (1,676.86 km) |
| Box Elder to Selden (New York) | 1,537.79 mi (2,474.83 km) |
| Box Elder to Selma (Alabama) | 1,183.84 mi (1,905.20 km) |
| Box Elder to Selma (California) | 1,011.82 mi (1,628.37 km) |
| Box Elder to Selma (Texas) | 1,037.17 mi (1,669.17 km) |
| Box Elder to Seminole (Florida) | 1,588.83 mi (2,556.97 km) |
| Box Elder to Seven Hills (Ohio) | 1,099.28 mi (1,769.11 km) |
| Box Elder to Seven Oaks (South Carolina) | 1,360.40 mi (2,189.36 km) |
| Box Elder to Severn (Maryland) | 1,398.91 mi (2,251.33 km) |
| Box Elder to Severna Park (Maryland) | 1,406.48 mi (2,263.51 km) |
| Box Elder to Sevierville (Tennessee) | 1,174.62 mi (1,890.37 km) |
| Box Elder to Seymour (Indiana) | 955.79 mi (1,538.20 km) |
