| North Tustin to Silver Firs (Washington) | 1,000.04 mi (1,609.41 km) |
| North Tustin to Silver Spring (Maryland) | 2,277.53 mi (3,665.33 km) |
| North Tustin to Silver Springs Shores (Florida) | 2,122.88 mi (3,416.45 km) |
| North Tustin to Silverdale (Washington) | 993.58 mi (1,599.01 km) |
| North Tustin to Silverton (Oregon) | 820.52 mi (1,320.50 km) |
| North Tustin to Simi Valley (California) | 64.76 mi (104.21 km) |
| North Tustin to Simpsonville (South Carolina) | 2,020.20 mi (3,251.20 km) |
| North Tustin to Sioux City (Iowa) | 1,305.32 mi (2,100.71 km) |
| North Tustin to Sioux Falls (South Dakota) | 1,316.49 mi (2,118.69 km) |
| North Tustin to Skokie (Illinois) | 1,724.81 mi (2,775.81 km) |
| North Tustin to Sleepy Hollow (New York) | 2,436.00 mi (3,920.36 km) |
| North Tustin to Slidell (Louisiana) | 1,653.18 mi (2,660.53 km) |
| North Tustin to Smithfield (North Carolina) | 2,230.65 mi (3,589.89 km) |
| North Tustin to Smithfield (Utah) | 645.47 mi (1,038.79 km) |
| North Tustin to Smithville (Missouri) | 1,341.43 mi (2,158.82 km) |
