| Northampton to Dewsbury | 105.50 mi (169.79 km) |
| Northampton to Deysbrook | 118.79 mi (191.17 km) |
| Northampton to Didcot | 45.61 mi (73.40 km) |
| Northampton to Dingle | 117.20 mi (188.62 km) |
| Northampton to Dinnington | 79.55 mi (128.02 km) |
| Northampton to Dodworth | 94.30 mi (151.77 km) |
| Northampton to Dollis Hill | 53.95 mi (86.82 km) |
| Northampton to Doncaster | 89.88 mi (144.64 km) |
| Northampton to Dorchester | 123.95 mi (199.49 km) |
| Northampton to Dorking | 73.04 mi (117.54 km) |
| Northampton to Dorridge | 37.70 mi (60.66 km) |
| Northampton to Dover | 121.20 mi (195.05 km) |
| Northampton to Downham Market | 59.83 mi (96.28 km) |
| Northampton to Droitwich | 53.33 mi (85.82 km) |
| Northampton to Dronfield | 77.84 mi (125.27 km) |
