| Duffel to Worthington (Ohio) | 4,044.87 mi (6,509.59 km) |
| Duffel to Wright (Florida) | 4,660.76 mi (7,500.77 km) |
| Duffel to Wyandanch (New York) | 3,631.77 mi (5,844.77 km) |
| Duffel to Wyandotte (Michigan) | 3,951.87 mi (6,359.92 km) |
| Duffel to Wylie (Texas) | 4,914.16 mi (7,908.57 km) |
| Duffel to Wyndham (Virginia) | 3,941.88 mi (6,343.85 km) |
| Duffel to Wyoming (Michigan) | 4,016.92 mi (6,464.60 km) |
| Duffel to Wyomissing (Pennsylvania) | 3,755.36 mi (6,043.67 km) |
| Duffel to Xenia (Ohio) | 4,100.00 mi (6,598.31 km) |
| Duffel to Yakima (Washington) | 4,939.53 mi (7,949.41 km) |
| Duffel to Yankton (South Dakota) | 4,438.02 mi (7,142.31 km) |
| Duffel to Yauco (Puerto Rico) | 4,451.72 mi (7,164.35 km) |
| Duffel to Yazoo City (Mississippi) | 4,688.08 mi (7,544.73 km) |
| Duffel to Yeadon (Pennsylvania) | 3,744.33 mi (6,025.92 km) |
| Duffel to Yelm (Washington) | 4,971.75 mi (8,001.26 km) |
