| Williamsport to Delaware (Ohio) | 322.68 mi (519.30 km) |
| Williamsport to Delhi (California) | 2,327.49 mi (3,745.73 km) |
| Williamsport to Delray Beach (Florida) | 1,036.26 mi (1,667.70 km) |
| Williamsport to Deltona (Florida) | 884.07 mi (1,422.78 km) |
| Williamsport to Deming (New Mexico) | 1,798.63 mi (2,894.62 km) |
| Williamsport to Denison (Texas) | 1,185.54 mi (1,907.94 km) |
| Williamsport to Dent (Ohio) | 426.20 mi (685.90 km) |
| Williamsport to Denton (Texas) | 1,233.08 mi (1,984.45 km) |
| Williamsport to Dentsville (South Carolina) | 539.25 mi (867.84 km) |
| Williamsport to Denver (Colorado) | 1,459.90 mi (2,349.49 km) |
| Williamsport to Depew (New York) | 143.71 mi (231.29 km) |
| Williamsport to Derby (Connecticut) | 205.35 mi (330.48 km) |
| Williamsport to Derby (Kansas) | 1,106.31 mi (1,780.43 km) |
| Williamsport to Des Moines (Iowa) | 857.87 mi (1,380.61 km) |
| Williamsport to Des Moines (Washington) | 2,245.57 mi (3,613.90 km) |
