A.   The practice of going to, in or upon the premises of any private residence in the city by solicitors, peddlers, hawkers, itinerant merchants or transient vendors of merchandise, without the express consent, request or invitation of the owner or owners or the occupants of such private residence, for the purpose of soliciting orders for the purchase or for the sale of goods, wares, merchandise, or publications of any description, or for the purpose of peddling, or hawking the same, or for the purpose of soliciting subscriptions thereto, is hereby prohibited.
   B.   Excepted from the terms of this section are persons soliciting sales for or on behalf of charitable organizations, sales of produce, dairy products, fruit and vegetables. (Prior Code, Sec. 39)