| Slupca to Watervliet (New York) | 4,032.72 mi (6,490.04 km) |
| Slupca to Watsonville (California) | 5,810.82 mi (9,351.62 km) |
| Slupca to Wauconda (Illinois) | 4,556.83 mi (7,333.50 km) |
| Slupca to Waukee (Iowa) | 4,778.27 mi (7,689.88 km) |
| Slupca to Waukegan (Illinois) | 4,543.11 mi (7,311.43 km) |
| Slupca to Waukesha (Wisconsin) | 4,521.69 mi (7,276.96 km) |
| Slupca to Waunakee (Wisconsin) | 4,551.34 mi (7,324.67 km) |
| Slupca to Waupun (Wisconsin) | 4,504.80 mi (7,249.78 km) |
| Slupca to Wausau (Wisconsin) | 4,463.57 mi (7,183.43 km) |
| Slupca to Wauwatosa (Wisconsin) | 4,511.99 mi (7,261.35 km) |
| Slupca to Waverly (Iowa) | 4,672.31 mi (7,519.35 km) |
| Slupca to Waverly (Michigan) | 4,415.86 mi (7,106.65 km) |
| Slupca to Waxahachie (Texas) | 5,388.28 mi (8,671.60 km) |
| Slupca to Waxhaw (North Carolina) | 4,683.64 mi (7,537.58 km) |
| Slupca to Waycross (Georgia) | 4,940.76 mi (7,951.39 km) |
