| Healdsburg to Security-Widefield (Colorado) | 977.37 mi (1,572.92 km) |
| Healdsburg to Sedalia (Missouri) | 1,591.54 mi (2,561.33 km) |
| Healdsburg to Sedro-Woolley (Washington) | 683.98 mi (1,100.76 km) |
| Healdsburg to Seguin (Texas) | 1,548.62 mi (2,492.26 km) |
| Healdsburg to Selden (New York) | 2,615.15 mi (4,208.67 km) |
| Healdsburg to Selma (Alabama) | 2,046.58 mi (3,293.65 km) |
| Healdsburg to Selma (California) | 227.46 mi (366.06 km) |
| Healdsburg to Selma (Texas) | 1,530.81 mi (2,463.61 km) |
| Healdsburg to Seminole (Florida) | 2,411.68 mi (3,881.23 km) |
| Healdsburg to Seven Hills (Ohio) | 2,167.95 mi (3,488.97 km) |
| Healdsburg to Seven Oaks (South Carolina) | 2,323.55 mi (3,739.40 km) |
| Healdsburg to Severn (Maryland) | 2,456.11 mi (3,952.73 km) |
| Healdsburg to Severna Park (Maryland) | 2,463.53 mi (3,964.67 km) |
| Healdsburg to Sevierville (Tennessee) | 2,152.93 mi (3,464.81 km) |
| Healdsburg to Seymour (Indiana) | 1,977.60 mi (3,182.64 km) |
