| Tracy to Siloam Springs (Arkansas) | 1,485.07 mi (2,389.98 km) |
| Tracy to Silver Firs (Washington) | 701.25 mi (1,128.56 km) |
| Tracy to Silver Spring (Maryland) | 2,384.49 mi (3,837.47 km) |
| Tracy to Silver Springs Shores (Florida) | 2,332.48 mi (3,753.76 km) |
| Tracy to Silverdale (Washington) | 689.56 mi (1,109.74 km) |
| Tracy to Silverton (Oregon) | 507.41 mi (816.59 km) |
| Tracy to Simi Valley (California) | 282.82 mi (455.15 km) |
| Tracy to Simpsonville (South Carolina) | 2,178.49 mi (3,505.94 km) |
| Tracy to Sioux City (Iowa) | 1,359.25 mi (2,187.51 km) |
| Tracy to Sioux Falls (South Dakota) | 1,351.21 mi (2,174.56 km) |
| Tracy to Skokie (Illinois) | 1,800.12 mi (2,897.01 km) |
| Tracy to Sleepy Hollow (New York) | 2,519.05 mi (4,054.02 km) |
| Tracy to Slidell (Louisiana) | 1,875.28 mi (3,017.97 km) |
| Tracy to Smithfield (North Carolina) | 2,374.04 mi (3,820.64 km) |
| Tracy to Smithfield (Utah) | 584.12 mi (940.06 km) |
