| Delaware to Storm Lake (Iowa) | 647.79 mi (1,042.52 km) |
| Delaware to Storrs (Connecticut) | 573.28 mi (922.61 km) |
| Delaware to Stoughton (Wisconsin) | 366.11 mi (589.20 km) |
| Delaware to Stow (Ohio) | 105.66 mi (170.04 km) |
| Delaware to Streamwood (Illinois) | 291.29 mi (468.78 km) |
| Delaware to Streator (Illinois) | 306.93 mi (493.96 km) |
| Delaware to Streetsboro (Ohio) | 111.94 mi (180.15 km) |
| Delaware to Strongsville (Ohio) | 96.27 mi (154.92 km) |
| Delaware to Stuart (Florida) | 918.73 mi (1,478.55 km) |
| Delaware to Stuarts Draft (Virginia) | 267.06 mi (429.79 km) |
| Delaware to Sturgis (Michigan) | 160.82 mi (258.82 km) |
| Delaware to Suamico (Wisconsin) | 393.73 mi (633.65 km) |
| Delaware to Sudley (Virginia) | 314.65 mi (506.38 km) |
| Delaware to Suffern (New York) | 471.15 mi (758.25 km) |
| Delaware to Suffolk (Virginia) | 427.13 mi (687.40 km) |
