| Williamsport to Des Plaines (Illinois) | 563.28 mi (906.51 km) |
| Williamsport to Desert Hot Springs (California) | 2,200.55 mi (3,541.44 km) |
| Williamsport to DeSoto (Texas) | 1,243.13 mi (2,000.62 km) |
| Williamsport to Destin (Florida) | 915.66 mi (1,473.61 km) |
| Williamsport to Destrehan (Louisiana) | 1,078.20 mi (1,735.19 km) |
| Williamsport to Detroit (Michigan) | 322.11 mi (518.39 km) |
| Williamsport to Diamond Bar (California) | 2,265.41 mi (3,645.82 km) |
| Williamsport to Diamond Springs (California) | 2,301.63 mi (3,704.11 km) |
| Williamsport to Dickinson (North Dakota) | 1,330.05 mi (2,140.50 km) |
| Williamsport to Dickinson (Texas) | 1,297.14 mi (2,087.54 km) |
| Williamsport to Dickson (Tennessee) | 661.53 mi (1,064.63 km) |
| Williamsport to Difficult Run (Virginia) | 162.39 mi (261.34 km) |
| Williamsport to Dinuba (California) | 2,278.30 mi (3,666.57 km) |
| Williamsport to Discovery Bay (California) | 2,358.43 mi (3,795.53 km) |
| Williamsport to Dix Hills (New York) | 195.18 mi (314.11 km) |
