| Lockport to Duluth (Minnesota) | 411.94 mi (662.95 km) |
| Lockport to Dumas (Texas) | 847.60 mi (1,364.09 km) |
| Lockport to Dumont (New Jersey) | 729.54 mi (1,174.08 km) |
| Lockport to Duncan (Oklahoma) | 724.92 mi (1,166.65 km) |
| Lockport to Duncanville (Texas) | 787.39 mi (1,267.18 km) |
| Lockport to Dundalk (Maryland) | 626.95 mi (1,008.98 km) |
| Lockport to Dunedin (Florida) | 982.30 mi (1,580.87 km) |
| Lockport to Dunkirk (New York) | 450.31 mi (724.71 km) |
| Lockport to Dunmore (Pennsylvania) | 642.35 mi (1,033.76 km) |
| Lockport to Dunwoody (Georgia) | 565.98 mi (910.86 km) |
| Lockport to Durango (Colorado) | 1,097.84 mi (1,766.81 km) |
| Lockport to Durant (Oklahoma) | 694.93 mi (1,118.39 km) |
| Lockport to Durham (North Carolina) | 625.45 mi (1,006.57 km) |
| Lockport to Dyer (Indiana) | 27.66 mi (44.52 km) |
| Lockport to Dyersburg (Tennessee) | 389.86 mi (627.42 km) |
