Google is your friend: Be nice and visit him often. He can answer questions a lot more quickly than posting them here...
A very quick search
using part of your question as the search term gave over 1 million hits:
insert a picture inside the ListBox for Visual Basic 6 - Google Search[
^]
From the first page we get:
List Box & Displaying Pictures. - VB6 | Dream.In.Code[
^] which includes working code!
In future, please try to do at least basic research yourself, and not waste your time or ours.