The three main banner sizes are:
Leaderboard (728×90 pixels)
Full Banner (468×60 pixels)
Half Banner (234×60 pixels)
Large Rectangle (250×250 pixels)
Rotating banner ads are used in the sidebar, footer, pages, and news posts and can link to websites, your Facebook page, or your listing in the directory. Don’t worry if you haven’t got a banner, we’ll create one for you free of charge.