At Coristine Locksmith we understand the value of protecting your family and your home. With over 60 years of residential locksmith experience, we’ve been providing security and peace of mind to home owners and residents of Newport, Middletown, Jamestown and Portsmouth, RI. Our bonded, certified, trained and most of all experienced locksmiths provide you with timely, cost-effective locksmith services for your residential locksmithing needs.

From lockouts to lock repair, from rekeying locks to duplicating keys, from door knobs to door knockers, Coristine Locksmith provides a full range of locksmith services on Aquidneck Island. Our trained, certified, bonded and experienced locksmiths provide just the service you need at a fair price that you can afford.

When you’re locked out, Coristine’s 24/7 technicians can be in your location anywhere in Newport, Middletown, Jamestown or Portsmouth within 20 minutes. We’ll get you in and if you need new keys or if your lock needs to be repaired, we’ll take care of it on the spot. Coristine Locksmith has been in business for over 60 years, we’re trusted in the community for honest work at a fair price.

Our quality residential locksmith services include:

  • Locked out of Your House — If you lost your keys or if your lock is broken, our bonded locksmiths are available to help you get emergency entry to your home or residence 24 hours a day, 7 days a week. Anywhere in Newport, Jamestown, Portsmouth or Middletown, we can be there in 20 minutes.
  • Need to Change the Keys for Your Locks — Sometimes total lock replacement makes sense, but usually it’s more cost effective to rekey the locks, Coristine Locksmith can change the tumblers and keys for your doors and cabinets, especially when you recently purchased your home, or you change tenants, or if your keys are lost in a situation that raises security concerns.
  • Get Your Locks Repaired or Replaced — Coristine Locksmith can usually repair your balky or broken lock at a fraction of the cost of replacing the whole mechanism. Our commercial locksmiths can usually make your old lock work like new. With over sixty years of experience, our experienced residential locksmiths know whether it makes more sense to replace a lock or repair a lock.
  • Keys Copied or Duplicated — Coristine Locksmith has the largest selection of key blanks in the area and a wide range of blanks for older and out-of-manufacture blanks. If we don’t have the key blank for your lock, it just doesn’t exist. Our state-of-art key cutters provide the most accurate duplication of your key cuts possible so that it works right in your lock.
  • Decorative Hardware — Coristine Locksmith has the largest inventory of decorative entry hardware in Southern Rhode Island, Newport and Jamestown. Come in and browse our unique collection of door pulls, door handles and door knobs, decorative door knockers and door bells, mail boxes and mail slots, and architectural hinges. Newport has a unique and varied architectural tradition. Coristine Locksmith has a full complement of hardware for all of our historical buildings. From Colonial to Victorian to Contemporary we have the architectural details to enhance the look of your entryway.


Coristine Locksmith serves home owners, residents, realtors and property managers, homeowners associations to building managers. We use only our own trained, certified, bonded and most of all experienced professional locksmiths. Our clients and customers trust us for professional locksmith service that guarantees their security for a fair price.

Coristine Locksmith has been in business for over 60 years. As a Certified Registered Locksmith, you can trust us with the total security of your home and family.