4 active stations Source: DVSA active stations register, retrieved 2026-10-10.
UB area pass rate, 2024: 89.5% — 403,547 decisive tests (DVSA anonymised results; area figure, not per-station).
| Station | Address | Postcode | Classes |
|---|---|---|---|
| D S Preston Garages Ltd | 19-21 Northwood Road Harefield | UB9 6PL | Class 1, Class 2, Class 3, Class 4, Class 5, Class 7 |
| Harefield Carriage Company | Breakspear Road North Harefield | UB9 6NF | Class 1, Class 2, Class 3, Class 4, Class 5, Class 7 |
| Uxbridge Mot Station | Willow Avenue | UB9 4AF | Class 1, Class 2, Class 3, Class 4, Class 5, Class 7 |
| Clancy Plant Hire | Claire House Coppermill Lane Harefield | UB9 6HZ | Class 1, Class 2, Class 3, Class 4, Class 5, Class 7 |