| Grass Valley to Smyrna (Delaware) | 2,404.77 mi (3,870.11 km) |
| Grass Valley to Smyrna (Georgia) | 2,047.39 mi (3,294.96 km) |
| Grass Valley to Smyrna (Tennessee) | 1,891.93 mi (3,044.77 km) |
| Grass Valley to Snellville (Georgia) | 2,075.02 mi (3,339.42 km) |
| Grass Valley to Snoqualmie (Washington) | 575.21 mi (925.71 km) |
| Grass Valley to Snyder (Texas) | 1,209.44 mi (1,946.41 km) |
| Grass Valley to Socastee (South Carolina) | 2,346.33 mi (3,776.06 km) |
| Grass Valley to Socorro (Texas) | 982.01 mi (1,580.39 km) |
| Grass Valley to Soddy-Daisy (Tennessee) | 1,979.39 mi (3,185.53 km) |
| Grass Valley to Solana Beach (California) | 479.59 mi (771.83 km) |
| Grass Valley to Soledad (California) | 192.77 mi (310.24 km) |
| Grass Valley to Solon (Ohio) | 2,074.37 mi (3,338.38 km) |
| Grass Valley to Somers Point (New Jersey) | 2,456.12 mi (3,952.74 km) |
| Grass Valley to Somerset (Kentucky) | 1,972.12 mi (3,173.81 km) |
| Grass Valley to Somerset (New Jersey) | 2,441.25 mi (3,928.82 km) |
