| Youngsville to Darby (Pennsylvania) | 1,162.01 mi (1,870.07 km) |
| Youngsville to Dardenne Prairie (Missouri) | 602.67 mi (969.90 km) |
| Youngsville to Darien (Illinois) | 835.32 mi (1,344.32 km) |
| Youngsville to Davenport (Iowa) | 795.62 mi (1,280.42 km) |
| Youngsville to Davidson (North Carolina) | 747.38 mi (1,202.80 km) |
| Youngsville to Davie (Florida) | 765.35 mi (1,231.70 km) |
| Youngsville to Davis (California) | 1,785.46 mi (2,873.42 km) |
| Youngsville to Dayton (Nevada) | 1,681.14 mi (2,705.53 km) |
| Youngsville to Dayton (Ohio) | 800.92 mi (1,288.96 km) |
| Youngsville to Daytona Beach (Florida) | 657.11 mi (1,057.51 km) |
| Youngsville to De Pere (Wisconsin) | 1,013.25 mi (1,630.67 km) |
| Youngsville to De Witt (New York) | 1,252.21 mi (2,015.24 km) |
| Youngsville to Dearborn (Michigan) | 974.55 mi (1,568.38 km) |
| Youngsville to Dearborn Heights (Michigan) | 973.00 mi (1,565.89 km) |
| Youngsville to DeBary (Florida) | 647.10 mi (1,041.41 km) |
