| Northampton to Desert Hot Springs (California) | 5,333.77 mi (8,583.88 km) |
| Northampton to DeSoto (Texas) | 4,708.55 mi (7,577.68 km) |
| Northampton to Destin (Florida) | 4,411.71 mi (7,099.96 km) |
| Northampton to Destrehan (Louisiana) | 4,590.74 mi (7,388.09 km) |
| Northampton to Detroit (Michigan) | 3,699.63 mi (5,953.97 km) |
| Northampton to Diamond Bar (California) | 5,372.29 mi (8,645.86 km) |
| Northampton to Diamond Springs (California) | 5,195.50 mi (8,361.35 km) |
| Northampton to Dickinson (North Dakota) | 4,187.52 mi (6,739.16 km) |
| Northampton to Dickinson (Texas) | 4,802.98 mi (7,729.64 km) |
| Northampton to Dickson (Tennessee) | 4,164.75 mi (6,702.52 km) |
| Northampton to Difficult Run (Virginia) | 3,630.90 mi (5,843.37 km) |
| Northampton to Dinuba (California) | 5,275.77 mi (8,490.53 km) |
| Northampton to Discovery Bay (California) | 5,263.48 mi (8,470.75 km) |
| Northampton to Dix Hills (New York) | 3,383.78 mi (5,445.67 km) |
| Northampton to Dixon (California) | 5,238.75 mi (8,430.95 km) |
