Buy Mailbox Lock -

: This 5-pin tumbler lock includes a 5-cam assortment, making it versatile for different mailbox depths. It is available for approximately at Home Depot National Mailbox Lock C9100 (USPS-L-1172C) Go to product viewer dialog for this item.

: A widely used nickel-finish lock that opens counter-clockwise with a 90-degree rotation. It typically costs around at Home Depot buy mailbox lock

and is compatible with brands like American Device and Florence. Prime-Line S 4634C (Brass Face) : This 5-pin tumbler lock includes a 5-cam

: If you live in an apartment or complex with a centralized box, you may be required to use this specific USPS-approved clockwise-rotating lock. Carriers may refuse delivery if the lock does not meet these standards. VIXAVI Universal Mailbox Lock It typically costs around at Home Depot and

: A DIY-friendly kit that includes five different cam sizes to ensure fitment across almost any mailbox type. It often comes with four keys and is available on Amazon . Mailbox Key and Lock Replacement

Based on merchant popularity and user reviews from sites like Home Depot and Amazon , these are top choices for standard replacements: Prime-Line S 4140 Mailbox Lock