Mailbox Emporium is proud to offer Florence 4C Mailboxe Units. Versatile™ 4C mailbox suites meet or exceed all security requirements of the USPS STD-4C regulation for wall-mounted mail receptacles.

Florence Mailboxes 4C are constructed of heavy gauge aluminum and 300 series stainless steel components for superior strength, corrosion resistance and exceptional outdoor durability. The unique, patented double-locking parcel door mechanism makes sure your mail and packages stay safe and secure while our rugged, corrosion resistant powder coat finish resists scratching and vandalism to make sure your Florence versatile™ 4C mailbox system looks as appealing in the years ahead as it does the day you install it.

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The Auth Florence USPS STD-4C Front Loading Horizontal commercial mailbox systems are perfect for apartments, offices, and tenant buildings serviced by the U.S. Postal Service. The standard features on these locking horizontal commercial mailboxes are designed to provide users with a secure mailbox solution. Auth Florence USPS STD-4C commercial mailbox systems are required on all new constructions and major renovations. All 4C mailboxes are 17-1/2" wide for single column modules and 31-9/16" wide for double column modules.






The Auth Florence USPS STD-4C Front Loading Horizontal commercial mailbox systems are perfect for apartments, offices, and tenant buildings serviced by the U.S. Postal Service. The standard features on these locking horizontal commercial mailboxes are designed to provide users with a secure mailbox solution. Auth Florence USPS STD-4C commercial mailbox systems are required on all new constructions and major renovations. All 4C mailboxes are 17-1/2" wide for single column modules and 31-9/16" wide for double column modules.

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