French international postage rates at a glance. Inland domestic postage within France-as from 1st January 2015. There are THREE rates for letters up to 250 grammes, and two for letters up to 3 kg.
Mailbox Height. Mailbox height is important-the mailbox will need to be on a post that places the opening of the box between 41 and 45 inches from the surface of the road (not the ground where you will be inserting the post), and no more than 6 to 8 inches from the curb.
To begin mark where you are going to be digging the hole for the mailbox. The postal service recommend that mailboxes are 41-45 inches tall and set back from the curb 6-8 inches. Using a post hole or shovel, dig your hole about 20 inches deep. Pour about 6 inches of gravel in the hole.