| Thornton to South Plainfield (New Jersey) | 3,368.77 mi (5,421.51 km) |
| Thornton to South Portland (Maine) | 3,071.14 mi (4,942.52 km) |
| Thornton to South Riding (Virginia) | 3,567.81 mi (5,741.84 km) |
| Thornton to South River (New Jersey) | 3,373.24 mi (5,428.70 km) |
| Thornton to South Salt Lake (Utah) | 4,706.53 mi (7,574.42 km) |
| Thornton to South San Francisco (California) | 5,197.50 mi (8,364.57 km) |
| Thornton to South San Jose Hills (California) | 5,274.20 mi (8,488.00 km) |
| Thornton to South Sioux City (Nebraska) | 4,099.49 mi (6,597.49 km) |
| Thornton to South St. Paul (Minnesota) | 3,861.95 mi (6,215.20 km) |
| Thornton to South Valley (New Mexico) | 4,849.06 mi (7,803.81 km) |
| Thornton to South Venice (Florida) | 4,356.78 mi (7,011.56 km) |
| Thornton to South Whittier (California) | 5,282.72 mi (8,501.72 km) |
| Thornton to South Yarmouth (Massachusetts) | 3,153.07 mi (5,074.38 km) |
| Thornton to Southaven (Mississippi) | 4,245.23 mi (6,832.04 km) |
| Thornton to Southchase (Florida) | 4,246.06 mi (6,833.37 km) |
