ampm: 32 oz Fountain Drinks $0.25!July 14, 2010 by Mitchell Wischmann This post may contain a link to an affiliate. See my disclosure policy for more information. Participating ampm locations are offering 32 oz fountain drinks for just a quarter with this coupon! It also doesn’t expire until January 4th, 2011! You can find your nearest ampm location here.Thanks, Hip2Save!