| Mortara to Storm Lake (Iowa) | 4,776.24 mi (7,686.61 km) |
| Mortara to Storrs (Connecticut) | 3,886.76 mi (6,255.13 km) |
| Mortara to Stoughton (Wisconsin) | 4,536.66 mi (7,301.05 km) |
| Mortara to Stow (Ohio) | 4,299.93 mi (6,920.07 km) |
| Mortara to Streamwood (Illinois) | 4,535.96 mi (7,299.92 km) |
| Mortara to Streator (Illinois) | 4,601.67 mi (7,405.67 km) |
| Mortara to Streetsboro (Ohio) | 4,293.62 mi (6,909.91 km) |
| Mortara to Strongsville (Ohio) | 4,310.61 mi (6,937.26 km) |
| Mortara to Stuart (Florida) | 4,863.68 mi (7,827.33 km) |
| Mortara to Stuarts Draft (Virginia) | 4,331.26 mi (6,970.49 km) |
| Mortara to Sturgis (Michigan) | 4,435.91 mi (7,138.91 km) |
| Mortara to Suamico (Wisconsin) | 4,417.02 mi (7,108.50 km) |
| Mortara to Sudley (Virginia) | 4,232.75 mi (6,811.95 km) |
| Mortara to Suffern (New York) | 3,994.80 mi (6,429.01 km) |
| Mortara to Suffolk (Virginia) | 4,282.54 mi (6,892.08 km) |
