| Mickley Garage | Stocksfield | NE43 7BQ | 4 | View → |
| Micks MOT Centres Limited | Nottingham | NG14 6DG | 1, 2, 4, 5, 7 | View → |
| Micks Motor Repairs and Tyres Limited | Southampton | SO14 5QQ | 4 | View → |
| Mid Cornwall MOT Centre Ltd | St Austell | PL26 8RA | 3, 4, 5, 7 | View → |
| Mid Devon Motor Co (Winkleigh) Limited | Winkleigh | EX19 8JJ | 4, 5, 7 | View → |
| Mid Road Garage Ltd | Prestonpans | EH32 9ER | 4 | View → |
| Midas MOT and Repair Centre Limited | Doncaster | DN2 4SQ | 4 | View → |
| Middle Street Garage | Stroud | GL5 1EA | 4 | View → |
| Middlebrook Garage | Nottingham | NG16 5HA | 1, 2, 4 | View → |
| Middlemore Coachworks Ltd | Birmingham | B66 2EP | 1, 2, 4, 5, 7 | View → |
| Middlesbrough Borough Council | Middlesbrough | TS3 8DQ | 4, 5, 7 | View → |
| Middlesbrough MOT Centre Limited | Middlesbrough | TS6 7AA | 4 | View → |
| Middlesbrough MOT Station | Middlesbrough | TS4 2AG | 4 | View → |
| Middlesbrough Tyre and Autocentre | Middlesbrough | TS3 0NB | 4 | View → |
| Middlesbrough Tyres and MOT | Middlesbrough | TS1 2DU | 4 | View → |
| Middlestown MOT Station | Wakefield | WF4 4NS | 4 | View → |
| Middleton Car & Commercials | Pickering | YO18 8NS | 4, 7 | View → |
| Middleton Garage | Saxmundham | IP17 3NS | 4 | View → |
| Middleton Garage Services | Middleton | CO10 7LL | 4, 7 | View → |
| Middleton MOT Centre Limited | Manchester | M24 2LD | 1, 2, 4, 5, 7 | View → |
| Middleton Service Station | Nottingham | NG8 1HJ | 4 | View → |
| Middletons Motorcare Limited | Weston Super Mare | BS24 6RT | 4, 5, 7 | View → |
| Middx Limited | Kingston upon Thames | KT2 6PW | 4 | View → |
| Midgeland Road Garage Limited | Blackpool | FY4 5EE | 4 | View → |
| Midhire Self Drive Rentals Limited | Solihull | B90 4NG | 4, 5, 7 | View → |
| Midhurst Engineering and Motor Co Limited | Midhurst | GU29 9DD | 4 | View → |
| Midland Auto Services Limited | Ilkeston | DE7 5UA | 4 | View → |
| Midland Autocare Limited | Walsall | WS2 7LZ | 4, 7 | View → |
| Midland Automotive Group Ltd | Derby | DE21 7NP | 4 | View → |
| Midland Autotest | NR Coventry | CV12 0HY | 4 | View → |
| Midland Car & Commercial | Wolverhampton | WV2 2DB | 4, 7 | View → |
| Midland Car Tech Limited | Halesowen | B62 8HY | 4 | View → |
| Midland Garage Classics Limited | Worksop | S80 4HG | 1, 2, 4 | View → |
| Midland Link Motors Ltd | Birmingham | B6 7SS | 4 | View → |
| Midland Motors Automotive Ltd | Wolverhampton | WV9 5DA | 4 | View → |
| Midland Scooter Centre Limited | Nottingham | NG9 8GG | 1, 2 | View → |
| Midland Service Garage | Scunthorpe | DN16 3RT | 4, 5, 7 | View → |
| Midland Tyres & MOT | West Midlands | B66 2AU | 4, 7 | View → |
| Midland Tyres Service Centre | West Midlands | B64 6PL | 4 | View → |
| Midland V W Limited | Cannock | WS11 9TJ | 4 | View → |
| Midlands Car Care | Bilston | WV14 7DX | 4 | View → |
| Midlands Motor Care Limited | Stourbridge | DY9 8HX | 4 | View → |
| Midlands Motor Repair Ltd | Dudley | DY2 9BL | 1, 2, 4, 5, 7 | View → |
| Midlands Motorcycle Services | Tamworth | B77 5BZ | 1, 2 | View → |
| Midlands Motors Limited | Birmingham | B33 8PD | 4 | View → |
| Midlands Truck & Van Limited | Wolverhampton | WV11 3DR | 4, 5, 7 | View → |
| Midlands Truck and Van Limited | Birmingham | B66 2JT | 4, 5, 7 | View → |
| Midlands Truck and Van Limited | Coventry | CV3 4LA | 4, 5, 7 | View → |
| Midlothian Council | Bonnyrigg | EH19 2AE | 4, 5, 7 | View → |
| Midlothian MOT Centre | Loanhead | EH20 9TB | 4, 5, 7 | View → |
