Old Welwyn Mot | Favorite About Old Welwyn Mot is a MOT Service Center in Welwyn. Call us to book in or for more details. MOT ClassesClass 1 MOT TestClass 2 MOT TestClass 4 MOT TestPhotos Map No Records FoundSorry, no records were found. Please adjust your search criteria and try again. Google Map Not LoadedSorry, unable to load Google Maps API. Driving Walking Bicycling Public Transport Miles Kilometers Reviews Claim Listing Address 12-14 School Lane Welwyn Hertfordshire, AL6 9PH Contact Details Main Phone: 01438 715076 Automotive Garage Category: MOT Test Station