Americans shouldn't drop mail in public mailboxes on Sundays

20 Tenant Doors with 1 Master Door and 1 Outgoing Mail Compartment - 1400 Series USPS 4B+ Approved Horizontal Replacement Mailbox

We have a fairly expensive locking mailbox so at least our mail won't be stolen, but it can still be damaged by rain entering the slot I

usps mail slot requirements The clear rectangular opening in the outside slot plate must be at least 1-12 inches wide and 7 inches in length · The slot must have a flap, hinged at the top

all slot 888 The Postal Inspection Service doesn't recommend dropping mail in blue, USPS mailboxes during these times slots inside your Post