| Witham to Superior (Colorado) | 4,695.20 mi (7,556.19 km) |
| Witham to Superior (Wisconsin) | 3,904.77 mi (6,284.13 km) |
| Witham to Surprise (Arizona) | 5,283.42 mi (8,502.84 km) |
| Witham to Susanville (California) | 5,155.51 mi (8,296.99 km) |
| Witham to Sussex (Wisconsin) | 3,930.64 mi (6,325.75 km) |
| Witham to Suwanee (Georgia) | 4,203.46 mi (6,764.82 km) |
| Witham to Swansea (Illinois) | 4,216.20 mi (6,785.31 km) |
| Witham to Sweetwater (Florida) | 4,464.27 mi (7,184.55 km) |
| Witham to Sweetwater (Texas) | 4,920.98 mi (7,919.55 km) |
| Witham to Sycamore (Illinois) | 4,001.24 mi (6,439.37 km) |
| Witham to Sylacauga (Alabama) | 4,334.81 mi (6,976.20 km) |
| Witham to Sylvania (Ohio) | 3,825.37 mi (6,156.33 km) |
| Witham to Syosset (New York) | 3,461.01 mi (5,569.96 km) |
| Witham to Syracuse (New York) | 3,470.57 mi (5,585.34 km) |
| Witham to Syracuse (Utah) | 4,859.74 mi (7,821.00 km) |
