| Comacchio to Superior (Colorado) | 5,416.51 mi (8,717.03 km) |
| Comacchio to Superior (Wisconsin) | 4,624.97 mi (7,443.18 km) |
| Comacchio to Surprise (Arizona) | 6,004.83 mi (9,663.84 km) |
| Comacchio to Susanville (California) | 5,867.86 mi (9,443.41 km) |
| Comacchio to Sussex (Wisconsin) | 4,644.29 mi (7,474.26 km) |
| Comacchio to Suwanee (Georgia) | 4,888.24 mi (7,866.87 km) |
| Comacchio to Swansea (Illinois) | 4,923.98 mi (7,924.38 km) |
| Comacchio to Sweetwater (Florida) | 5,105.97 mi (8,217.27 km) |
| Comacchio to Sweetwater (Texas) | 5,633.42 mi (9,066.12 km) |
| Comacchio to Sycamore (Illinois) | 4,713.54 mi (7,585.71 km) |
| Comacchio to Sylacauga (Alabama) | 5,022.28 mi (8,082.57 km) |
| Comacchio to Sylvania (Ohio) | 4,530.65 mi (7,291.37 km) |
| Comacchio to Syosset (New York) | 4,144.54 mi (6,670.00 km) |
| Comacchio to Syracuse (New York) | 4,167.29 mi (6,706.61 km) |
| Comacchio to Syracuse (Utah) | 5,579.38 mi (8,979.15 km) |
