Can I change up my USPS mail receptacle?

Can I change up my USPS mail receptacle? large mail slot Through The Wall Mail Slot, Two Piece Deposit Chute Drop for Documents, Mail, Checks, Payments large slot car track Doors, Skylights and Windows - Is there a way to replace a mail slot with a larger door for package delivery?

large slot car track This video is about our Wall Mail Drop Slot item # S2255 Locking Security Mailbox Extra

large scale slot cars Large Vintage Brass Mail Slot $ Large vintage brass mail slot or letter slot Good condition Bright polished unlacquered brass The finish will age over 2 size options Due to high demand our mail slot is now offered in two sizes, standard and large Optional through wall mail slot sleeve extension Please note