| Northampton to Dardenne Prairie (Missouri) | 4,162.95 mi (6,699.62 km) |
| Northampton to Darien (Illinois) | 3,915.21 mi (6,300.92 km) |
| Northampton to Davenport (Iowa) | 4,022.52 mi (6,473.62 km) |
| Northampton to Davidson (North Carolina) | 3,931.65 mi (6,327.38 km) |
| Northampton to Davie (Florida) | 4,376.07 mi (7,042.60 km) |
| Northampton to Davis (California) | 5,229.87 mi (8,416.67 km) |
| Northampton to Dayton (Nevada) | 5,124.98 mi (8,247.86 km) |
| Northampton to Dayton (Ohio) | 3,862.26 mi (6,215.71 km) |
| Northampton to Daytona Beach (Florida) | 4,251.75 mi (6,842.53 km) |
| Northampton to De Pere (Wisconsin) | 3,793.95 mi (6,105.77 km) |
| Northampton to De Witt (New York) | 3,397.05 mi (5,467.02 km) |
| Northampton to Dearborn (Michigan) | 3,707.09 mi (5,965.99 km) |
| Northampton to Dearborn Heights (Michigan) | 3,709.39 mi (5,969.68 km) |
| Northampton to DeBary (Florida) | 4,277.10 mi (6,883.33 km) |
| Northampton to Decatur (Alabama) | 4,223.36 mi (6,796.83 km) |
