Available in post- and wall-mounted options, the best locking mailboxes have baffle doors to prevent fishing and magnetic closures to seal out rain.

Mail Boss 7506 Mail Manager Curbside Locking Security Mailbox - $99.99 (was $109.99) Mail Manager will protect against mail thieves and mailbox vandals.

As he spoke, he stood in his company’s 23,000-square-foot warehouse in Compton, Calif., which is crammed with curbside and wall-mountable mailboxes in every imaginable color and finish.

Many of the boxes with locks were cheap boxes with locks that could be pried open easily with a crowbar or screwdriver, he said. This led Bolles and Epoch to begin designing their own locking mailbox.