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After exploring thousands and millions of articles and reviews by our dynamic AI and ML tools; and detailed processing, analysis and rectification by our specialist high-technology gurus, the golden shortlist for the Best Mailbox Locks (2021) is finally drafted.

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In order to find the Best Mailbox Locks (2021), our brilliant platforms and gurus have taken many criteria into account such as product usability, features that meet consumers needs and give buyer satisfaction, defect-free, standards conformance, affordability, service requirements, quality of design, quality conformance to user requirements and guidlines, protection and safety, real buyer satisfaction and lots of others. It is of great importance to note that each user has different requirements so please consider the below ranking as a guideline and not as a gospel. In any case, in the below benchmarking you can undoubtedly find the overall best ones regardless of your needs.

Our brilliant platforms and dedicated tech gurus work hard to provide you with the best product options. We strongly believe that our review analysis can help you simplify your purchase decision and make a pick among the very Best Mailbox Locks (2021).

Best Mailbox Locks

SaleBest Choice No. 1
Prime-Line S 4140 Mailbox Lock – Replacement, Multipurpose Mailbox Lock for Several Brands – Nickel Finish, ILCO 1003M Keyway, Opens Counter-Clockwise with 90º Rotation
  • REPLACEMENT LOCK – This multipurpose replacement mailbox lock is an easy fix and can easily replace lost or broken mailbox locks. This is a 5-pin tumbler lock.
  • WORKS FOR SEVERAL BRANDS – This replacement mailbox lock works for several brands of mailboxes, including: American Device, Auth-Florence, Bommer, and Miami Carey.
  • INCLUDES – Replacement lock kit includes a total of 5 zinc-plated steel cams, brass pins, a spring steel locking clip and 2 keys.
  • LOCKING SECURITY FEATURE – This lock has a security feature that prevents the key from being removed when in the unlocked position, which prevents forgetting the key, and ensuring the mailbox is locked every time it’s used.
  • DURABLE, STRONG CONSTRUCTION – Made of diecast with a nickel-plated face, this replacement lock is strong and durable, sure to last the test of time.
SaleBest Choice No. 2
Prime-Line Products Prime-Line S 4573 Replace Damaged or Missing Mailbox Locks, 90 Degree Rotation, Opens Counter-Clockwise, National Keyway, Nickel Finish, Nickle
  • REPLACEMENT PART – Use this mailbox lock to quickly and easily replace damaged or missing mailbox locks. It has 90-degree rotation and opens counter-clockwise.
  • INCLUDES – This mailbox lock comes with a spring steel locking clip, a threaded body and a nut for optional cam attachment.
  • REPLACES – This mailbox lock can replace a variety of original manufacturer’s locks, including American, Florence, Miami- Carey, Bommer, and Auth. It is 9/32” long with 1-3/32” bolt throw, 5/16” locking depth and 15/16” reach.
  • EASY INSTALLATION – Installation is quick and easy and all parts are included! It makes a great weekend DIY project.
  • DURABLE, STRONG CONSTRUCTION – With a diecast cylinder construction, brass pins and nickel plated face, this mailbox lock is strong and built to last.
Best Choice No. 3
Best Choice No. 4
Salsbury Industries 3690 Standard Replacement Salsbury Lock for 4B+ Horizontal Mailbox Door with Two Keys
  • Stainless Steel
  • Available for commercial mailboxes and residential mailboxes
  • Corresponding key blanks (box of 50 keys) are available
  • Model number: 3690
Best Choice No. 5
Hudson Lock PTR-DC656UN-0000 Universal Mailbox Lock with Dust Cover, Keyed Different (Pack of 12)
  • Universal Mailbox Lock with Dust Cover (CW)
  • Keyed Different
  • Stainless Steel Appearance
  • Package dimensions:7.5″ (L) x 3.5″ (W) x 2.0″ (H)
Best Choice No. 7
Prime-Line Products S 4531 National Keyway Mail Box Lock with 9 Cams and 5 Pin
  • Die cast construction
  • Nickel plated face
  • Brass constructed pins
  • Spring steel locking clip
  • Can eliminate stocking of individual locks
Best Choice No. 9
Replacement Tenant Mail Box Lock for 1570″F” Series CBU & 4C Mail Units by AF Florence
  • Includes one (1) each of lock cylinder with nut, 3 keys, cam and “C” retainer clip
  • Lock face stamped “USPS-L-1172C”
  • This lock is USPS approved and is used by the factory on new units
  • Note: Mail unit brand (e.g., “AF Florence””) is usually noted on nameplate attached to mail unit
  • THIS ITEM TYPICALLY SHIPS WITHIN 2 BUSINESS DAYS OF ORDERING
Best Choice No. 10
Compx National Mailbox Lock C8715
  • GENUINE FACTORY REPLACEMENT LOCK
  • For doors on architectural mail boxes serviced by United States Postal Service.
  • Supplied with two keys and a spring mounting clip.
  • Nickel plated finish.

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