| A & K Garage | 21 Mary Street | TS18 4AN | 4 |
| Aaa MOT Ltd | 6 Reed Street | TS17 7AF | 4, 5, 7 |
| Andy Keel Motoring Services | Unit 6, Sailsport Industrial Estate | TS17 8AA | 4 |
| Barron Motors | Unit 3, 24 Yorkway, Mandale Industrial Estate | TS17 6BX | 4 |
| Brendon Garage | Windsor Street, Haverton Hill | TS23 4EY | 4 |
| D J Barugh Motor Engineers Ltd | Farrer Street | TS18 2AW | 4 |
| Douglas Cameron Motoring Services | The Armoury, Old Airfield, Thornaby | TS17 0BA | 4 |
| Drive Vauxhall Stockton-on-Tees | Concorde Way, Preston Farm | TS18 3SB | 4 |
| Durham Lane Service Station | Durham Lane, Eaglescliffe | TS16 0PS | 4 |
| Fairfield Garage | Bishopton Road West | TS19 7LZ | 4, 7 |
| Fulthorpe Garage | Wynyard Road, Thorpe Thewles | TS21 3JQ | 4 |
| Garage Services (Stockton) Limited | 28A Durham Road | TS19 0BS | 4 |
| H R Hickson Motors | 2 West Row | TS18 1BT | 4 |
| Halfords Autocentre | Portrack Business Park, Cheltenham Road | TS18 2SP | 4 |
| Halfords Garage Services Stockton-on-Tees | Church Road | TS18 2ET | 4, 7 |
| Hartburn Garage Ltd | 26 Darlington Road, Hartburn | TS18 5BH | 4 |
| HiQ Tyres & Autocare Stockton (Coopers Cars) | Units 6-7 Task Road, Task Industrial Estate | TS18 2ES | 4, 7 |
| IN'n'OUT Autocentres | Portrack Lane | TS18 2PB | 4 |
| Johnsons MOT Servicing and Repairs | Unit 1A, Guiseley Way | TS16 0RF | 1, 2, 3, 4, 5, 7 |
| Kwik Fit | 102 Yarm Lane | TS18 1LF | 4 |
| Longfield Service Station | Darlington Back Lane | TS21 1BE | 4 |
| M.O.T | Unit 2A, Bonlea Trading Estate | TS17 7AQ | 4, 7 |
| Maltech | The Workshop, Brunswick Street | TS18 1DU | 4 |
| Martinet Motor Company | The Old Airfield Estate, Thornaby | TS17 0BQ | 4 |
| MD Vehicle Services | Heron Data House, Ross Road | TS18 2NH | 4, 7 |
| Mercedes-Benz of Teesside | Concorde Way, Yarm Road | TS18 3RB | 4 |
| Morgans Tyres Ltd | Grangefield Road | TS18 4AF | 4, 7 |
| Motorpoint Stockton-on-Tees | Yarm Road | TS18 3RW | 4 |
| Norton Garage & MOT Station | 1A Norton Avenue, Norton | TS20 2JH | 4 |
| Peugeot Simon Bailes Stockton | Church Road | TS18 1TH | 4 |
| PFM | Unit 1B, Riverside View, Bowesfield Crescent | TS18 3BL | 4 |
| Philip J Williams Cars at Econofix MOT Centre | Unit 2, Robert Street, Thornaby | TS17 6AN | 4 |
| Porsche Centre Teesside | Wellington Court, Preston Farm Business Park | TS18 3TA | 4 |
| Portrack Test Centre | Blue House Point Road, Portrack Industrial Estate, Portrack Lane | TS18 2PQ | 4, 7 |
| Prestige Servicing | Unit 2C, Opus Park, Lockheed Close, Preston Farm Industrial Estate | TS18 3BP | 4 |
| R & C Armstrong | Station Garage, Bishopton Road | TS19 0AA | 4, 5, 7 |
| Ross Car & Commercial Services MOT Centre | Unit 3, Carrol Street | TS18 2SE | 4, 7 |
| Ross Road Garage Mot Limited | Unit 1, Arkgrove Ind Est, Portrack | TS18 2NH | 4 |
| Rovetec | 4A Clarence Row, Portrack | TS18 2HD | 4 |
| Skinner Street Motors | 18 - 20 Skinner Street | TS18 1DY | 4 |
| Stephenson Street Garage | Stephenson Street, Thornaby | TS17 6AL | 4 |
| Stockton Kia | 6-7 Opus Park, Preston Farm Industrial Estate | TS18 3SD | 4, 5, 7 |
| Stockton MOT Centre | Unit 7, Ross Road | TS18 2NH | 4, 7 |
| Stoneacre Stockton | Avro Close, Preston Farm Industrial Estate | TS18 3SG | 4 |
| Stoneacre Teesside | Cygnet Drive, Bowesfield Farm | TS18 3DZ | 4, 7 |
| Teesdale Tyre and Auto Care | Station Street, Thornaby | TS17 6BB | 4, 7 |
| Teesside Audi | Brooklime Avenue, Off Queen Elizabeth Way | TS18 3UR | 4 |
| Teesside Mot Centre | 1 Robert Street | TS17 6AN | 4, 7 |
| Teesside Tyrepower | St Marys Gate Business Park, Norton Road | TS20 2AB | 4 |
| Tip Top Cars | 54 Norton Road | TS18 2BX | 4 |
| Town Centre Testing Station | Workshops, Hutchinson Street | TS18 1RW | 4 |
| Tyre Exchange Stockton | Unit 2A, Opus Park, Lockheed Close | TS18 3BP | 4, 5, 7 |
| Vertu BMW | Concorde Way, Preston Farm Motor Village | TS18 3RB | 4 |
| Vertu Honda Stockton | Honda House, Concorde Way, Preston Farm | TS18 3SE | 1, 2, 4 |
| Vertu Nissan Stockton | Preston Farm, Yarm Road | TS18 3RT | 4 |
| Yarm MOT and Service Centre | 6 Wass Way, Durham Lane Industrial Estate, Eaglescliffe | TS16 0RG | 1, 2, 4, 7 |