| Slidell to Wichita (Kansas) | 669.64 mi (1,077.69 km) |
| Slidell to Wichita Falls (Texas) | 569.43 mi (916.41 km) |
| Slidell to Wickliffe (Ohio) | 908.78 mi (1,462.54 km) |
| Slidell to Wildomar (California) | 1,622.23 mi (2,610.73 km) |
| Slidell to Wildwood (Florida) | 478.87 mi (770.67 km) |
| Slidell to Wildwood (Missouri) | 575.09 mi (925.52 km) |
| Slidell to Wilkes-Barre (Pennsylvania) | 1,084.12 mi (1,744.73 km) |
| Slidell to Wilkinsburg (Pennsylvania) | 895.42 mi (1,441.04 km) |
| Slidell to Williamsburg (Virginia) | 891.11 mi (1,434.11 km) |
| Slidell to Williamsport (Pennsylvania) | 1,038.48 mi (1,671.28 km) |
| Slidell to Williamstown (New Jersey) | 1,057.72 mi (1,702.24 km) |
| Slidell to Willimantic (Connecticut) | 1,255.88 mi (2,021.15 km) |
| Slidell to Williston (North Dakota) | 1,436.48 mi (2,311.79 km) |
| Slidell to Willmar (Minnesota) | 1,064.01 mi (1,712.36 km) |
| Slidell to Willoughby (Ohio) | 912.73 mi (1,468.90 km) |
