Mailbox Locks
Secure and Reliable Mailbox Locks for Residential & Apartment Mailboxes
A mailbox lock is essential for protecting sensitive mail, packages, and personal information from theft or unauthorized access. Whether you need a mail box key replacement, a new mailbox with lock, or a reliable apartment mailbox lock, choosing the right mail box locks helps keep your locked mailbox secure while maintaining easy access for the owner.
Modern locking mailbox systems are designed for durability, smooth operation, and compatibility with a wide range of residential, community, and commercial mailboxes. From replacing a worn mailbox lock to upgrading your current lock mailbox setup, high-quality mailbox locks provide dependable security, easy installation, and long-lasting performance for homeowners, property managers, and locksmith professionals alike.
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CompX National C9100 USPS-L-1172C Mailbox Lock
Compx Security4.91 / 5.0
22 Reviews
CompX National C9100 USPS-L-1172C Mailbox Lock This is the new style USPS lock found on modern mailboxes. Please note this lock will only turn cloc...
View full detailsCompX National C9200 USPS-L-1172C Mailbox Lock
Compx Security4.7 / 5.0
10 Reviews
CompX National C9200 USPS-L-1172C Mailbox Lock This is the new style USPS lock found on modern mailboxes. Please note this lock will only turn coun...
View full detailsCompX National C7120 Heavy-Duty Cam For Mailbox Locks
Compx Security3.67 / 5.0
3 Reviews
CompX National C7120 Heavy-Duty Cam For Mailbox Locks Cam for NEW USPS Mailbox Locks (C7120) This cam is used on the C9200 and C9100 USPS Locks Av...
View full detailsCompX National Universal Mailbox Lock with 5 Cams and Dust Shutter -KD
Compx SecurityCompX National Universal Mailbox Lock with 5 Cams and Dust Shutter -KD Optional slot for thicker doors. Assemble with cam that matches present loc...
View full detailsCompX National Universal Mailbox Lock with 5 Cams -KD
Compx SecurityCompX National Universal Mailbox Lock with 5 Cams -KD Best used for Interior architectural mailboxes used in apartments, condominiums, schools, an...
View full detailsFAQs
How to pick a mailbox lock?
Picking a mailbox lock typically requires specialized locksmith tools and professional knowledge of pin-tumbler mechanisms. Most mailbox locks use simple cylinders, but attempting to pick a lock mailbox without permission may be illegal. If your mailbox is locked and the key is missing, contact a locksmith or replace the mailbox lock instead.
How to change mailbox lock?
To change a mailbox lock, open the mailbox door, remove the retaining clip or nut holding the old mailbox lock in place, slide the cylinder out, and install the new lock. Ensure the new lock aligns with the cam so the locking mailbox functions smoothly.
What are the different types of locking mailboxes?
Locking mailboxes come in several types, including wall-mounted mailboxes, curbside mailbox with lock models, apartment mailbox lock systems, and parcel locking mailboxes designed for packages. Each locking mailbox type provides different levels of security, capacity, and durability depending on residential or commercial use.
Can mailbox locks be changed?
Yes, mailbox locks can usually be changed easily. Most mailbox lock cylinders are designed for quick replacement using basic tools. Replacing a worn or damaged mailbox lock helps restore security, especially when keys are lost or when upgrading an older lock mailbox.
Are mailbox locks universal?
Mailbox locks are not completely universal, but many replacement mailbox lock cylinders are designed to fit standard residential and apartment mailbox lock openings. Always check the cam length, diameter, and mounting style to ensure compatibility with your lock mailbox model.