Indoor Commercial Mailboxes

Commercial indoor mailboxes for USPS delivery or private delivery

Shop five different styles of indoor commercial mailboxes from US Mail Supply. We carry 4C horizontal mailboxes, vertical mailboxes, postal drop boxes, and more. Indoor commercial mailboxes from US Mail Supply can be wall or recessed mounted in the lobby of your commercial property. We even offer floor mounted units. Approved for both private use and USPS delivery, all commercial mailboxes from US Mail Supply are built to USPS size and construction standards. Indoor commercial mailboxes are perfect for a wide variety of commercial properties and can be installed in virtually any lobby. Not sure what you need? US Mail Supply will help you choose a mailbox for your commercial facility. Indoor commercial mailboxes from US Mail Supply are perfect for:

  • Office building lobbies
  • Apartment building lobbies
  • Schools
  • Dormitories
  • And more
Commercial USPS delivery & private delivery Shop indoor and outdoor mailboxes for apartment complexes, condos, offices, colleges, or local businesses. Choose high end vintage style large cluster mailboxes or simple small indoor lockable horizontal mailboxes for a lobby area or entryway. Indoor Invest in quality Our inventory features horizontal and vertical indoor metal mailboxes for commercial buildings and businesses. Equip a small apartment complex or an entire university with secure storage for mail, internal documents or packages - USPS approved or private use options available. Mailroom Totes, shelves, sorters, and more We supply professional mailroom supplies and equipment for commercial and municipal buildings. Choose from our wide selection of mailroom totes, sorters, shelves, carts, and more. 4C Horizontal USPS 4C horizontal & 4C depot style boxes We supply Florence 4C horizontal and 4C depot style mailboxes for commercial and municipal buildings for a highly secure option. Horizontal 4C mailboxes are USPS approved (STD-4C) and 4C depot style mailboxes are for private deliveries only.
USPS Approved Commercial, Apartment, & Residential Units The U.S. Postal Service will only deliver to your mailbox if it's up to their standards - including box size, location, slot dimensions and identification info. Our USPS approved mail boxes include easy installation instructions to ensure you meet all official guidelines. Residential Quality one-time purchase Cheap home mailboxes are flimsy and put your belongings at risk. For single-house rentals or individual home owners, a metal mailbox poses the best security and defense. Choose a wall mounted mail house or traditional locking box with post. Outdoor Apartments, schools, or businesses Outdoor metal mailboxes with secure locking options protect possessions from theft and harsh weather. Choose decorative or standard cluster box units or locking residential mailboxes (USPS approved or for private use only). Drop Boxes Parcel & package receptacles Florence drop boxes for parcels, packages, and mail are always sturdy and secure. Your packages and letters will be kept safe until your mailman arrives to collect the contents.
Make sure to choose the right mailbox

Don't worry, we can help you figure out what's best and most cost efficient for your space. A representative at U.S. Mail Supply will help you figure out what is required for USPS or private delivery, the number of units you need and any information required for installation.

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