1-800-571-4646
For sales & customer support
7:30 am - 7:00 pm ET, Mon-Fri
Northern Safety Co., Inc.
PO Box 4250, Utica, NY 13504-4250
Phone: 1-800-571-4646
Fax: 1-800-635-1591
Northern Safety & Industrial
Master Lock®
For over 100 years, Master Lock has been recognized around the world as the authentic, enduring name in padlocks and security products. Master Lock offers a broad range of innovative security and safety solutions for consumer, commercial, and industrial end-users.