About Us

C and J Lock is your trusted local locksmith, located on the second floor at 36 Main St, Ayer, MA. Stop by to duplicate a key or get some expert locksmith advice. You can also call us to book an appointment for lock rekeying, installations, repairs, and security upgrades for homes and businesses.

As a fourth-generation locksmith, I take pride in providing reliable, personal service. Whether you need a new key, a security upgrade, or emergency lockout assistance, C and J Lock is here to help.