| Boynton Beach to Storm Lake (Iowa) | 1,402.03 mi (2,256.36 km) |
| Boynton Beach to Storrs (Connecticut) | 1,145.44 mi (1,843.41 km) |
| Boynton Beach to Stoughton (Wisconsin) | 1,244.22 mi (2,002.37 km) |
| Boynton Beach to Stow (Ohio) | 1,015.04 mi (1,633.55 km) |
| Boynton Beach to Streamwood (Illinois) | 1,164.62 mi (1,874.27 km) |
| Boynton Beach to Streator (Illinois) | 1,125.12 mi (1,810.70 km) |
| Boynton Beach to Streetsboro (Ohio) | 1,019.02 mi (1,639.95 km) |
| Boynton Beach to Strongsville (Ohio) | 1,026.38 mi (1,651.79 km) |
| Boynton Beach to Stuart (Florida) | 47.23 mi (76.00 km) |
| Boynton Beach to Stuarts Draft (Virginia) | 796.26 mi (1,281.46 km) |
| Boynton Beach to Sturgis (Michigan) | 1,097.75 mi (1,766.66 km) |
| Boynton Beach to Suamico (Wisconsin) | 1,327.51 mi (2,136.42 km) |
| Boynton Beach to Sudley (Virginia) | 860.19 mi (1,384.35 km) |
| Boynton Beach to Suffern (New York) | 1,063.16 mi (1,710.99 km) |
| Boynton Beach to Suffolk (Virginia) | 730.93 mi (1,176.31 km) |
