U.S. Mail Supply Categories

Mailboxes for Sale - South Carolina

South Carolina Commercial and Residential Mailboxes

Providing Mailbox Delivery throughout South Carolina

Myrtle Beach Columbia Charleston
North Charleston Mount Pleasant Rock Hill
Greenville Summerville Sumter
Hilton Head Island Florence Spartanburg

U.S. Mail Supply offers secure, lockable indoor and outdoor mailboxes for apartments, condos, homes, classrooms and businesses throughout the United States.

Featuring steel & aluminum construction with recess wall mounted or pedestal mount options, we’ve got the inventory to offer you exactly what you need – with quick shipping to locations throughout South Carolina.

Skip the cheap option and get durable mailboxes you can count on for years to come.

U.S. Mail Supply's inventory of commercial & residential mailboxes are composed with steel and aluminum, offering a truly durable and long-lasting option that won't wear down in 5 years and hand you shopping again. 

From large outdoor cluster pedestal mailboxes to small interior locking horizontal mail boxes, U.S. Mail Supply has the solution. 

If you need any help choosing the right mailbox, contact us via our online form or call us at 800-571-0147.


Shop Secure Metal Mailboxes for Delivery throughout South Carolina

Commercial Mailboxes for Sale South CarolinaCommercial Mailboxes

Shop front and rear loading horizontal mailboxes and outdoor cluster mailboxes for apartments, offices, condos and multi-tenant buildings. Available options include vintage style traditional apartment mailboxes or standard indoor horizontal locking mail boxes. All highly customizable.

4C Horizontal Mailboxes for Apartments South Carolina4C Horizontal Mailboxes

We’ve got USPS approved 4C horizontal mailboxes and 4C pedestal mailboxes for private delivery for sale online to South Carolina residents. Featuring heavy duty construction and easy installation (wall mounted or pedestal), 4C mailboxes stand as an excellent long-term solution with a high security rating.

USPS Approved Mailboxes for Sale South CarolinaUSPS Approved Mailboxes

The U.S. Postal Service will only deliver to mailboxes with USPS approval. Restrictions include required box sizes, locations, mail slot dimensions & identification information. Shop modern USPS approved mailboxes with no worry for a fuss from the USPS.

Apartment Mailboxes for Sale in South CarolinaApartment Mailboxes

Shop all sorts of different options for high end, luxury mailboxes for apartments and multi-unit residences. Choose from big cluster mailboxes or indoor horizontal mailboxes for a lobby area or walkway. You may be able to customize your mailbox with a slot for packages or outgoing mail. 

Outdoor Pedestal Cluster Boxes South CarolinaOutdoor Mailboxes

We’ve got a ton of options for outdoor mailboxes, including locking residential letter lockers (with post attachment) or Victorian style cluster mailboxes for luxury apartment complexes. USPS approved and private use options available.

Buy Indoor Mailboxes for Sale in South CarolinaIndoor Mailboxes

Shop horizontal and vertical surface mounted or recess wall mounted locking mailboxes. Front loading and rear loading options available. Get a secure, heavy duty steel & aluminum constructed mailbox you can rely on for years to come.

Residential Mailboxes for Sale South CarolinaResidential Mailboxes

Get a residential mailbox for your house and give it an elegant touch. Going cheap and replacing your mailbox once every couple years is a headache and something not worth stressing over. Durable, long-lasting residential mailboxes from U.S. Mail Supply offer you a permanent mailbox option to give you peace of mind.

Mail Sorters for Sale South CarolinaMail Sorters

U.S. Mail Supply offers open and closed back mail sorters (vertical & horizontal) and literature organizers for mailrooms, offices, classrooms or other businesses. HIPAA-compliant security mail sorters offer extra protection for hospitals & clinics.

Customize Horizontal Mailboxes & Cell Phone Lockers

Fill out our design assistant forms to order custom mailboxes & lockers:

Choose between USPS approved or private delivery, front or rear loading, mount type, required dimensions and some details about the area you’ll be installing mailboxes. We’ll need to know your space restrictions before picking the perfect custom mailbox for your building.

Note: cell phone lockers for sale from U.S. Mail Supply are NOT GSA approved.

Shop all mailboxes and postal accessories for sale online from U.S. Mail Supply.