D & D Lock:

Contact Information:

456 Main Street
Wilmington, Mass 01887


Regular Service Hours:   

Monday - Friday

7:30 AM - 5:00 PM

Saturday - Sunday


Store/Shop Hours: 

Monday - Friday

7:30 AM – 5:00 PM

Saturday - Sunday



Our Services Include: Antique Lock Service, Automotive, Auto Chip Keys, Commercial, High Security Keys & Locks, Interchangeable Core Cylinders, Master Key Systems, Residential, and Safes

Since 1979, D & D Lock has offered services for automotive, residential, and commercial locksmithing. We have created thousands of Master Key Systems, have supplied and installed all types of hardware ranging from deadbolts to ADA compliant products. Our shop in Wilmington has a service counter for walk-in customers and a showroom with many mounted displays of the hardware and safes we offer. Our warehouse is fully stocked with merchandise from a variety of manufactures. We are conveniently located near many major highways. This allows us to cover a large geographical area very quickly. Our service vehicles are 14' box trucks that are equipped with stock and tools to handle a variety of jobs, as well as their own power source for new construction sites without power. 

We have been in Business Since 1979 and are an Active and Proud member of the Massachusetts Locksmith Association - MLA #783

      About Us

      The Massachusetts Locksmith Association was established in 1957 to give the locksmiths of the commonwealth a place to network, learn and be a part of a family of fellow locksmith and industry proffestionals. The Association holds its members to standards that ensure friendly cooperation among other locksmiths and conduct themselves in a dignified manner and to avoid using any improper or questionable methods of soliciting professional work.

      Contact Us

      P.O. Box 550193,
      Waltham, MA 02455


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