Buildings located along the streets of the Village shall be numbered in accordance with a chart kept by the Village Manager showing the proper street number of each lot. The owner of any such building shall place such number on the building so as to be visible from the street. Properties annexed to the Village shall also be assigned addresses that conform to the numbering system within the corporate boundaries. Such assignments shall be made when annexation occurs and recorded with the Postmaster for Clarendon Hills. Locations not in compliance with this provision at the date of its adoption shall have a period of eighteen (18) months to achieve compliance. (Ord. 90-03-03)