| Napa to Willow Grove (Pennsylvania) | 2,498.88 mi (4,021.57 km) |
| Napa to Willowbrook (California) | 377.98 mi (608.30 km) |
| Napa to Willowick (Ohio) | 2,154.33 mi (3,467.06 km) |
| Napa to Wilmette (Illinois) | 1,830.78 mi (2,946.35 km) |
| Napa to Wilmington (Delaware) | 2,483.23 mi (3,996.37 km) |
| Napa to Wilmington (North Carolina) | 2,467.00 mi (3,970.25 km) |
| Napa to Wilmington (Ohio) | 2,056.14 mi (3,309.04 km) |
| Napa to Wilmington Island (Georgia) | 2,354.86 mi (3,789.78 km) |
| Napa to Wilson (North Carolina) | 2,430.97 mi (3,912.27 km) |
| Napa to Wilsonville (Oregon) | 485.18 mi (780.82 km) |
| Napa to Wilton Manors (Florida) | 2,577.80 mi (4,148.56 km) |
| Napa to Wimauma (Florida) | 2,409.79 mi (3,878.18 km) |
| Napa to Winchester (Kentucky) | 2,055.87 mi (3,308.61 km) |
| Napa to Winchester (Nevada) | 421.36 mi (678.12 km) |
| Napa to Winchester (Virginia) | 2,355.14 mi (3,790.23 km) |
