| Much in the same way individual mailboxes at a post office receive envelopes of mail. |
| Over the past year our virtual mailboxes have been swamped by spam, worms, and malignant viruses. |
| We made mailboxes out of construction paper and cardboard and put them on our desks. |
| They're offering supporters a really useful way of preventing their mailboxes from being stuffed with political flyers and party advertisements. |
| Several mailboxes to serve adjacent properties were placed under a roofed structure on the sidewalk across the road from the house. |
| Americans now get so much junk mail that the post office is recommending that we buy bigger mailboxes. |
