| Delaware to Willow Grove (Pennsylvania) | 419.77 mi (675.55 km) |
| Delaware to Willowbrook (California) | 1,973.17 mi (3,175.50 km) |
| Delaware to Willowick (Ohio) | 125.35 mi (201.73 km) |
| Delaware to Wilmette (Illinois) | 271.80 mi (437.42 km) |
| Delaware to Wilmington (Delaware) | 400.25 mi (644.14 km) |
| Delaware to Wilmington (North Carolina) | 507.32 mi (816.45 km) |
| Delaware to Wilmington (Ohio) | 70.57 mi (113.57 km) |
| Delaware to Wilmington Island (Georgia) | 584.02 mi (939.90 km) |
| Delaware to Wilson (North Carolina) | 421.12 mi (677.73 km) |
| Delaware to Wilsonville (Oregon) | 2,021.21 mi (3,252.82 km) |
| Delaware to Wilton Manors (Florida) | 990.46 mi (1,593.99 km) |
| Delaware to Wimauma (Florida) | 870.90 mi (1,401.58 km) |
| Delaware to Winchester (Kentucky) | 168.72 mi (271.54 km) |
| Delaware to Winchester (Nevada) | 1,754.31 mi (2,823.29 km) |
| Delaware to Winchester (Virginia) | 271.40 mi (436.77 km) |
