| Simi Valley to Somersworth (New Hampshire) | 2,615.09 mi (4,208.58 km) |
| Simi Valley to Somerton (Arizona) | 260.29 mi (418.90 km) |
| Simi Valley to Somerville (Massachusetts) | 2,607.61 mi (4,196.54 km) |
| Simi Valley to Somerville (New Jersey) | 2,435.14 mi (3,918.98 km) |
| Simi Valley to Sonoma (California) | 346.36 mi (557.42 km) |
| Simi Valley to Soquel (California) | 260.54 mi (419.29 km) |
| Simi Valley to South Bend (Indiana) | 1,829.52 mi (2,944.33 km) |
| Simi Valley to South Bradenton (Florida) | 2,183.95 mi (3,514.72 km) |
| Simi Valley to South Burlington (Vermont) | 2,497.00 mi (4,018.53 km) |
| Simi Valley to South Charleston (West Virginia) | 2,067.28 mi (3,326.97 km) |
| Simi Valley to South Daytona (Florida) | 2,233.35 mi (3,594.22 km) |
| Simi Valley to South El Monte (California) | 42.77 mi (68.83 km) |
| Simi Valley to South Elgin (Illinois) | 1,727.57 mi (2,780.25 km) |
| Simi Valley to South Euclid (Ohio) | 2,073.51 mi (3,337.00 km) |
| Simi Valley to South Farmingdale (New York) | 2,495.09 mi (4,015.46 km) |
