Gas dips below $2 a gallon in Oklahoma City By: CNBC.com News December 03, 2014 at 15:36 PM EST The OnCue Express in Oklahoma City dropped its gas price by 12 cents to $1.99 per gallon, making it the cheapest station in the country. Read More >> Related Stocks: Baker Hughes Inc Helmerich & Payne Nabors Industries Patterson-Uti Energy