Now that's original, hire a Royal Mail Post Box for people to post you goodwill messages.
Post office pretend play -- great for kids' early literacy development and for practicing/learning their address!
Modern Mailbox with Address Numbers (on steel plate) by Austin-based Steel House Manufacturing
This Empire Mine State Historic Park Wedding in the Woods is Positively Enchanting Outfits, Outfit Ideas, Outfit Accessories, Cute Accessories
(PAIGE) Concrete has been used as a letterbox. This design creates little to no maintenance and is an effective design strategy for any apartment block.
15 Things to make out of cardboard to play with, Post office for writing center but more ideas for dramatic play. Also includes mail kit for the mail box.