| BJL Motorservices Limited | Bexhill on Sea | TN39 3LG | 4 | View → |
| BJM MOT Ltd | Stroud | GL5 3NT | 4 | View → |
| BJS Engineering | Honiton | EX14 9RN | 1, 2 | View → |
| BK Automot Ltd | Kirkcaldy | KY2 5DH | 4, 7 | View → |
| BK MOT Centre Limited | Smethwick | B66 2AU | 4 | View → |
| BKD Motors Ltd | Ely | CB6 1JJ | 4 | View → |
| BKT Motor Service Ltd | Colchester | CO3 8PB | 4 | View → |
| BL Trigg Haulage Limited | Swadlincote | DE11 9JH | 4, 5, 7 | View → |
| Blaby District Council | Leicester | LE8 6HZ | 4, 7 | View → |
| Blaby District MOT and Garage Services Ltd | Leicester | LE8 4GZ | 4, 5, 7 | View → |
| Black & White Bikes Ltd | Hagworthingham | PE23 4LE | 1, 2 | View → |
| Black Lion MOT Centre Limited | Gillingham,Kent | ME7 1DW | 4 | View → |
| Black Magic Performance Centre Ltd | Callington | PL17 8EG | 4 | View → |
| Black Swan Tyre and Exhaust Centre | Farnham Surrey | GU10 4QS | 4 | View → |
| Blackbear Garage Ltd | Warrington | WA4 1JT | 4 | View → |
| Blackbird MOT Station Limited | Wembley | HA9 9DR | 4 | View → |
| Blackboys Service Station Ltd | East Sussex | TN22 5RB | 4, 7 | View → |
| Blackbrook Garage Limited | Halifax | HX4 8ED | 1, 2, 4 | View → |
| Blackbrook Test and Service Centre | St Helens | WA11 0AD | 4 | View → |
| Blackburn Audi | Blackburn | BB1 3HT | 4 | View → |
| Blackburn Automotive | Blackburn | BB2 2ES | 4 | View → |
| Blackburn Garage Ltd | Aberdeen | AB21 7HG | 1, 2, 4 | View → |
| Blackburn Tyres & MOT Centre | Blackburn | BB2 2HT | 4, 5, 7 | View → |
| Blackburn With Darwen Borough Council | Blackburn | BB1 2LX | 4, 5, 7 | View → |
| Blacker Road Garage | Huddersfield | HD1 5HH | 4 | View → |
| Blackfen MOT Tesing Centre | Sidcup | DA15 8PR | 4, 7 | View → |
| Blackfen Motorist Centre Ltd | Blackfen | DA15 9NG | 4, 5, 7 | View → |
| Blackfield Garage Services Ltd | Southampton | SO45 1WE | 4 | View → |
| Blackford Motor Engineers Ltd | Edinburgh | EH9 3HT | 4 | View → |
| Blackfriars Auto Services | Nailsea | BS48 4DJ | 1, 2, 4 | View → |
| Blackhorse Service Station | London | SE25 5DT | 4 | View → |
| Blackhorse Vehicle Maintenance | Walthamstow | E17 6DJ | 4 | View → |
| Blackler Auto Repairs | Devon | TQ7 4QG | 4 | View → |
| Blackmoor Garage | Ormskirk | L40 2QE | 1, 2, 4 | View → |
| Blackmoor Service Station | Manchester | M29 7DX | 3, 4 | View → |
| Blackpole MOT Centre | Worcester | WR4 9FA | 4 | View → |
| Blackpool Automotive | Blackpool | FY4 5LP | 4 | View → |
| Blackpool Borough Council Operational Services | Blackpool | FY3 7HW | 4, 5, 7 | View → |
| Blackpool Honda | Blackpool | FY4 5PQ | 1, 2, 4 | View → |
| Blackpool Motor Works Ltd | Lytham St Annes | FY8 5HU | 4 | View → |
| Blackpool Service Centre (NW) Ltd | Poulton le Fylde | FY6 8JU | 4, 5, 7 | View → |
| Blackrod MOT Station | Bolton | BL6 5SU | 4, 5, 7 | View → |
| Blacks Garage | St Helens | WA11 8EZ | 4 | View → |
| Blackshaws Lionheart | Alnwick | NE66 2EP | 4, 7 | View → |
| Blackshaws Mitsubishi Morpeth | Morpeth | NE61 6JT | 4, 7 | View → |
| Blacksmiths Garage Ltd | York | YO32 9UW | 4 | View → |
| Blackstone Garage | Amlwch | LL68 9RF | 1, 2, 4 | View → |
| Blackstone MOT | Oldham | OL9 9LL | 4 | View → |
| Blackwaterfoot Garage | Isle of Arran | KA27 8ES | 4 | View → |
| Blackwell MOT and Tyre Centre Limited | Alfreton | DE55 5GX | 1, 2, 4, 5, 7 | View → |
