Translation of "Mailbox" in Chinese

Where is the mailbox?

郵箱在哪裡？

Is there a mailbox near here?

這裏附近有沒有郵箱？

I found her letter in the mailbox.

我在信箱中發現了她的信。

I found your letter in the mailbox.

我在信箱中發現了你的信件。

Excuse me, when was the mailbox last opened?

请问最后一次开信箱在什么时间？

The neighbours see that the mailbox hasn't been emptied.

邻居看见信箱不是空的。

Put this stamp on the postcard and drop it in the mailbox.

把这张邮票贴在明信片上，然后投到邮箱里。

- I found your letter in the mailbox.
- I found your letter in the letterbox.

我在信箱中發現了你的信件。