| Mortara to Superior (Colorado) | 5,270.80 mi (8,482.53 km) |
| Mortara to Superior (Wisconsin) | 4,476.05 mi (7,203.50 km) |
| Mortara to Surprise (Arizona) | 5,860.19 mi (9,431.07 km) |
| Mortara to Susanville (California) | 5,740.01 mi (9,237.65 km) |
| Mortara to Sussex (Wisconsin) | 4,488.54 mi (7,223.60 km) |
| Mortara to Suwanee (Georgia) | 4,722.39 mi (7,599.95 km) |
| Mortara to Swansea (Illinois) | 4,764.88 mi (7,668.33 km) |
| Mortara to Sweetwater (Florida) | 4,935.08 mi (7,942.24 km) |
| Mortara to Sweetwater (Texas) | 5,476.45 mi (8,813.49 km) |
| Mortara to Sycamore (Illinois) | 4,556.90 mi (7,333.62 km) |
| Mortara to Sylacauga (Alabama) | 4,856.90 mi (7,816.43 km) |
| Mortara to Sylvania (Ohio) | 4,370.68 mi (7,033.93 km) |
| Mortara to Syosset (New York) | 3,978.83 mi (6,403.31 km) |
| Mortara to Syracuse (New York) | 4,004.65 mi (6,444.86 km) |
| Mortara to Syracuse (Utah) | 5,442.02 mi (8,758.08 km) |
