| Northampton to Dixon (Illinois) | 3,966.78 mi (6,383.92 km) |
| Northampton to Dobbs Ferry (New York) | 3,396.14 mi (5,465.55 km) |
| Northampton to Doctor Phillips (Florida) | 4,305.93 mi (6,929.72 km) |
| Northampton to Dodge City (Kansas) | 4,557.80 mi (7,335.07 km) |
| Northampton to Dolton (Illinois) | 3,906.16 mi (6,286.35 km) |
| Northampton to Donna (Texas) | 5,095.77 mi (8,200.86 km) |
| Northampton to Dorado (Puerto Rico) | 4,180.21 mi (6,727.40 km) |
| Northampton to Doral (Florida) | 4,392.45 mi (7,068.97 km) |
| Northampton to Doraville (Georgia) | 4,147.45 mi (6,674.67 km) |
| Northampton to Dothan (Alabama) | 4,326.30 mi (6,962.51 km) |
| Northampton to Douglas (Arizona) | 5,241.94 mi (8,436.08 km) |
| Northampton to Douglas (Georgia) | 4,208.70 mi (6,773.25 km) |
| Northampton to Douglasville (Georgia) | 4,173.25 mi (6,716.19 km) |
| Northampton to Dover (Delaware) | 3,545.25 mi (5,705.52 km) |
| Northampton to Dover (New Hampshire) | 3,182.96 mi (5,122.47 km) |
