| Quincy to Storm Lake (Iowa) | 1,228.75 mi (1,977.48 km) |
| Quincy to Storrs (Connecticut) | 70.26 mi (113.07 km) |
| Quincy to Stoughton (Wisconsin) | 925.38 mi (1,489.26 km) |
| Quincy to Stow (Ohio) | 541.96 mi (872.20 km) |
| Quincy to Streamwood (Illinois) | 877.84 mi (1,412.74 km) |
| Quincy to Streator (Illinois) | 920.61 mi (1,481.57 km) |
| Quincy to Streetsboro (Ohio) | 536.59 mi (863.56 km) |
| Quincy to Strongsville (Ohio) | 560.46 mi (901.97 km) |
| Quincy to Stuart (Florida) | 1,162.93 mi (1,871.55 km) |
| Quincy to Stuarts Draft (Virginia) | 514.24 mi (827.59 km) |
| Quincy to Sturgis (Michigan) | 738.86 mi (1,189.08 km) |
| Quincy to Suamico (Wisconsin) | 869.34 mi (1,399.07 km) |
| Quincy to Sudley (Virginia) | 415.73 mi (669.05 km) |
| Quincy to Suffern (New York) | 179.28 mi (288.53 km) |
| Quincy to Suffolk (Virginia) | 486.79 mi (783.42 km) |
