| Grass Valley to Somersworth (New Hampshire) | 2,582.09 mi (4,155.47 km) |
| Grass Valley to Somerton (Arizona) | 579.12 mi (932.01 km) |
| Grass Valley to Somerville (Massachusetts) | 2,583.73 mi (4,158.12 km) |
| Grass Valley to Somerville (New Jersey) | 2,434.74 mi (3,918.34 km) |
| Grass Valley to Sonoma (California) | 99.56 mi (160.23 km) |
| Grass Valley to Soquel (California) | 161.33 mi (259.64 km) |
| Grass Valley to South Bend (Indiana) | 1,824.19 mi (2,935.74 km) |
| Grass Valley to South Bradenton (Florida) | 2,343.83 mi (3,772.04 km) |
| Grass Valley to South Burlington (Vermont) | 2,452.99 mi (3,947.71 km) |
| Grass Valley to South Charleston (West Virginia) | 2,102.72 mi (3,384.00 km) |
| Grass Valley to South Daytona (Florida) | 2,370.49 mi (3,814.94 km) |
| Grass Valley to South El Monte (California) | 394.34 mi (634.63 km) |
| Grass Valley to South Elgin (Illinois) | 1,717.37 mi (2,763.84 km) |
| Grass Valley to South Euclid (Ohio) | 2,068.55 mi (3,329.02 km) |
| Grass Valley to South Farmingdale (New York) | 2,491.60 mi (4,009.84 km) |
