| Healdsburg to Storm Lake (Iowa) | 1,470.30 mi (2,366.21 km) |
| Healdsburg to Storrs (Connecticut) | 2,640.80 mi (4,249.95 km) |
| Healdsburg to Stoughton (Wisconsin) | 1,773.09 mi (2,853.51 km) |
| Healdsburg to Stow (Ohio) | 2,182.42 mi (3,512.27 km) |
| Healdsburg to Streamwood (Illinois) | 1,829.63 mi (2,944.50 km) |
| Healdsburg to Streator (Illinois) | 1,801.53 mi (2,899.28 km) |
| Healdsburg to Streetsboro (Ohio) | 2,186.28 mi (3,518.48 km) |
| Healdsburg to Strongsville (Ohio) | 2,160.58 mi (3,477.11 km) |
| Healdsburg to Stuart (Florida) | 2,569.67 mi (4,135.48 km) |
| Healdsburg to Stuarts Draft (Virginia) | 2,353.20 mi (3,787.11 km) |
| Healdsburg to Sturgis (Michigan) | 1,972.32 mi (3,174.15 km) |
| Healdsburg to Suamico (Wisconsin) | 1,829.65 mi (2,944.53 km) |
| Healdsburg to Sudley (Virginia) | 2,420.37 mi (3,895.21 km) |
| Healdsburg to Suffern (New York) | 2,555.71 mi (4,113.01 km) |
| Healdsburg to Suffolk (Virginia) | 2,505.07 mi (4,031.52 km) |
