Check this site out! Click on your state and type in your zip code and it will tell you where to go for the cheapest gas.
GasBuddy.com - Find Low Gas Prices in the USA and Canada
The cheapest and closest to me is $2.29. The actual cheapest is $2.19 but I'd have to drive about 10 miles to get to it. I'd rather not WASTE my gas to save .10 a gallon.