| Healdsburg to Senftenberg | 5,687.43 mi (9,153.04 km) |
| Healdsburg to Siegburg | 5,558.72 mi (8,945.90 km) |
| Healdsburg to Siegen | 5,575.55 mi (8,972.99 km) |
| Healdsburg to Sigmaringen | 5,763.24 mi (9,275.03 km) |
| Healdsburg to Simbach am Inn | 5,851.93 mi (9,417.77 km) |
| Healdsburg to Simmerath | 5,545.57 mi (8,924.74 km) |
| Healdsburg to Sindelfingen | 5,722.39 mi (9,209.30 km) |
| Healdsburg to Sinsheim | 5,689.20 mi (9,155.87 km) |
| Healdsburg to Sinzheim | 5,697.19 mi (9,168.74 km) |
| Healdsburg to Sinzig | 5,574.06 mi (8,970.58 km) |
| Healdsburg to Soest | 5,539.88 mi (8,915.58 km) |
| Healdsburg to Solingen | 5,535.47 mi (8,908.47 km) |
| Healdsburg to Soltau | 5,504.28 mi (8,858.28 km) |
| Healdsburg to Sommerda | 5,638.56 mi (9,074.38 km) |
| Healdsburg to Sondershausen | 5,620.75 mi (9,045.73 km) |
