| Slidell to University Place (Washington) | 2,093.71 mi (3,369.50 km) |
| Slidell to Upland (California) | 1,645.93 mi (2,648.88 km) |
| Slidell to Upper Arlington (Ohio) | 771.75 mi (1,242.02 km) |
| Slidell to Upper Grand Lagoon (Florida) | 241.43 mi (388.55 km) |
| Slidell to Upper Montclair (New Jersey) | 1,136.52 mi (1,829.05 km) |
| Slidell to Urbana (Illinois) | 684.48 mi (1,101.56 km) |
| Slidell to Urbana (Maryland) | 940.71 mi (1,513.92 km) |
| Slidell to Urbana (Ohio) | 758.59 mi (1,220.83 km) |
| Slidell to Urbandale (Iowa) | 815.22 mi (1,311.97 km) |
| Slidell to Utica (New York) | 1,193.73 mi (1,921.12 km) |
| Slidell to Uvalde (Texas) | 603.95 mi (971.96 km) |
| Slidell to Vacaville (California) | 1,908.27 mi (3,071.06 km) |
| Slidell to Vadnais Heights (Minnesota) | 1,035.91 mi (1,667.13 km) |
| Slidell to Vail (Arizona) | 1,240.26 mi (1,996.00 km) |
| Slidell to Valdosta (Georgia) | 388.81 mi (625.73 km) |
