1) Install Widgets:
like "GasWatch" for PC
and "Gas" for the Mac
2) Visit websites that will let you search by zip for gas prices and view locations on a google maps type interface.
like GasPriceWatch.com

3) Text messaging: If you are handy with a cell phone you can text the guys over at 411sync with your 5 digit zip code and you will get a listing back of prices in your area.
4) Mobile web: Another one for those of you with a capable cell phone. If your cell phone, blackberry, or PDA surfs then head over to www.gasbuddytogo.com
5) GPS system: StreetPilot and a few of the other new in-car GPS units will offer this information to you directly. If you can afford a GPS system you probably don't care if you save 3 cents on a gallon of petro, but if you do the option is there.
Full Story Here
4) Mobile web: Another one for those of you with a capable cell phone. If your cell phone, blackberry, or PDA surfs then head over to www.gasbuddytogo.com
5) GPS system: StreetPilot and a few of the other new in-car GPS units will offer this information to you directly. If you can afford a GPS system you probably don't care if you save 3 cents on a gallon of petro, but if you do the option is there.
Full Story Here