Residential Mailboxes | Elegant Mailboxes | Architectural Mailboxes Architectural Mailboxes was founded on the belief that a secure, quality mailbox can not only change the look and feel of your home, it can also offer a wealth of convenience and security when it comes to housing, and protecting your most valuable pieces of mail. Architectural Mailboxes is dedicated to providing each of our customers with mailboxes that speak to their home's personality, while offering unmatched security and convenience.