All properties or parcels of land within the corporate limits of the city shall hereafter be identified by reference to the uniform numbering system adopted in § 154.01.  Each principal building shall bear the number assigned to the frontage on which the front entrance is located.  In case a principal building is occupied by more than one business or family dwelling unit, each separate front entrance of the principal building shall bear a separate number.  Numerals indicating the official numbers for each principal building or each front entrance to the building shall be posted in a manner as to be visible from the street on which the property is located.  Numerals may be obtained from the City Engineer as provided in § 154.03.
(Ord. 620.7, passed 12-17-73)  Penalty, see § 154.99