Australian Petroleum Market Monitor: Provides daily reports to members on price trends and a database of daily prices in the Australian market.
California Energy Commission: Transportation Fuels: Average statewide retail gasoline and diesel fuel prices, and trends.
Daily Fuel Gauge Report: The American Automobile Association's media site for retail gas prices. Lists many different urban areas in the United States.
Energy Information Administration: Gasoline and Diesel Fuel Update: Average gasoline and diesel fuel prices, charted by region of the country, and listed by state.
Fuel Me Up: Allows consumers to input, update and share information on gas prices and gas stations. Wireless-enabled to assist travelers in finding gas stations and prices.
Fuel Tracker: Part of the Utility Consumers' Action Network, with user-contributed prices in San Diego County, California.
FuelWatch: Information on current fuel prices around the state of Western Australia.
Gas123.com: Provides gasoline prices for all gas stations in all 50 states in USA. Also offers rebate gas cards.
GasBuddy Organization Inc.: Local, real-time gasoline prices. Canada and USA only.
GasolineWatch.com: User supplied gasoline prices in the United States. [English/German; registration required]
Gasprice.com: Data and news about retail gasoline prices in the United States.
GasPriceWatch.com: Tracks gasoline prices at local stations from reports provided by consumers.
GasTips.com: Lists user-posted automobile gas prices from across Canada, sorted by province and region.
GasWars Online: Database of gasoline prices as reported by consumers.
GasWatch.org: Lists user-submitted prices for gasoline, diesel, and propane at locations, primarily in Canada and the United States.
Irish Fuel Prices.com: Attempts to track the lowest petrol and diesel prices in Ireland, asking users to supply prices. Offers related discussions, surveys and articles.
MotorMouth - Fuel Prices and Petrol Prices Australia: Provides fuel prices in a number of areas around Australia.
MSN Autos: Gas Prices: Search gas prices by zip code, using OPIS data.
Ottawa Gas Prices: Keeps track of Ottawa's best and worst gas prices.
Petrol Gauge.com: Interactive Service Station Database, UK and Ireland. User updateable, brand, location, price, AA and other motoring links.
Petrol Prices: UK fuel price information, updated by Fuel Card use. Free registration required for price searches.
WCPO-TV: Latest Cheap Gas Prices: Best gas prices in the greater Cincinnati (Ohio) area.
Westchester County Department of Consumer Protection: Gasoline Pricing: Monthly gas prices, and averages by zip code and town, in Westchester County, New York.