Chelmsford Lock & Key:

Contact Information:

PO Box 163
Chelmsford, Mass 01824
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Regular Service Hours:   

Monday - Friday

8:00 AM - 6:00 PM

Saturday - Sunday


Store/Shop Hours: 

Mobile Locksmith Service  


Mobile Locksmith Service

Our Services Include: Commercial, High Security Keys & Locks, Interchangeable Core Cylinders, Master Key Systems, Residential, and Safes

Started in 1965, Chelmsford Lock & Key has been providing outstanding commercial and residential locksmith services and high-quality work to customers in the Town of Chelmsford, Essex, and Middlesex Counties to help protect their valuables. From something as simple as a door cylinder replacement to more complex services like the installation of high-end architectural hardware and accent pieces. Chelmsford Lock & Key will give you the same quality installation your friends and neighbors have come to trust

We have been in Business Since 1965 and are an Active and Proud member of the Massachusetts Locksmith Association - MLA #763

      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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