One mailbox happened to have the door to the mailbox open and there on the inside was the address. How would a rescue team begin to locate someone at that address if there was an emergency?
Why would anyone want to take a chance having an emergency team not be able to find your house in a emergency situation?
Village code Chapter #324-4 requires identification, as partially noted below.
Any residence or place of business intended for human occupancy shall be identified by a street address number assigned by the Village in accordance with the following requirements and standards.
Check the link above for more details.
Hopefully anyone who reads this post will check the code link above and realize it was written for your personal welfare.