| Healdsburg to San Luis Obispo (California) | 261.62 mi (421.04 km) |
| Healdsburg to San Marcos (California) | 495.00 mi (796.62 km) |
| Healdsburg to San Marcos (Texas) | 1,540.44 mi (2,479.09 km) |
| Healdsburg to San Marino (California) | 407.98 mi (656.58 km) |
| Healdsburg to San Mateo (California) | 79.82 mi (128.47 km) |
| Healdsburg to San Pablo (California) | 53.66 mi (86.35 km) |
| Healdsburg to San Rafael (California) | 47.46 mi (76.37 km) |
| Healdsburg to San Ramon (California) | 77.93 mi (125.42 km) |
| Healdsburg to San Tan Valley (Arizona) | 735.11 mi (1,183.05 km) |
| Healdsburg to Sand Springs (Oklahoma) | 1,472.73 mi (2,370.13 km) |
| Healdsburg to Sandusky (Ohio) | 2,114.54 mi (3,403.03 km) |
| Healdsburg to Sandy (Oregon) | 469.20 mi (755.10 km) |
| Healdsburg to Sandy (Utah) | 601.22 mi (967.58 km) |
| Healdsburg to Sandy Springs (Georgia) | 2,152.51 mi (3,464.13 km) |
| Healdsburg to Sanford (Florida) | 2,462.39 mi (3,962.84 km) |
