It shall be a violation of the ordinances of the city to stop, stand or park a motor vehicle at any time upon the public highways or public places of the city directly in front of or adjacent to clearly visible mail boxes, and between the hours of 8:00 a.m. and 6:30 p.m., Monday through Saturday, it shall be a violation of the ordinances of the city to stop, stand or park a motor vehicle at any time upon the public highways or public places of the city within 15 feet of clearly visible mail boxes, or in any other manner that impedes access thereto; provided, that these parking restrictions shall not apply when vehicles are temporarily stopped, standing or parked in front of or adjacent to mail boxes for the purpose of depositing or picking up mail and only for such brief period of time that mail is actually being picked up or deposited. (Ord. 6247 § 5, 2009; Ord. 5841 § 2, 2004; Ord. 5212 § 1 (Exh. F), 1999; Ord. 5110 § 2, 1998; Ord. 4851 § 1, 1996; Ord. 3339 § 1, 1978; Ord. 3165 § 1, 1977.)