Petrol Prices
- UK fuel price information, updated by Fuel Card use. Free registration required for price searches.
- http://www.petrolprices.com

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.
- http://www.irishfuelprices.com

MSN Autos: Gas Prices
- Search gas prices by zip code, using OPIS data.
- http://autos.msn.com/everyday/gasstations.aspx?zip=&src=map

GasBuddy Organization Inc.
- Local, real-time gasoline prices. Canada and USA only.
- http://www.gasbuddy.com/

Westchester County Department of Consumer Protection: Gasoline Pricing
- Monthly gas prices, and averages by zip code and town, in Westchester County, New York.
- http://www.westchestergov.com/consumergas/

California Energy Commission: Transportation Fuels
- Average statewide retail gasoline and diesel fuel prices, and trends.
- http://www.energy.ca.gov/gasoline/

Energy Information Administration: Gasoline and Diesel Fuel Update
- Average gasoline and diesel fuel prices, charted by region of the country, and listed by state.
- http://tonto.eia.doe.gov/oog/info/gdu/gasdiesel.asp

GasTips.com
- Lists user-posted automobile gas prices from across Canada, sorted by province and region.
- http://www.gastips.com/

MotorMouth - Fuel Prices and Petrol Prices Australia
- Provides fuel prices in a number of areas around Australia.
- http://motormouth.com.au/pricesearch.aspx

FuelWatch
- Information on current fuel prices around the state of Western Australia.
- http://www.fuelwatch.com.au/

Ottawa Gas Prices
- Keeps track of Ottawa's best and worst gas prices.
- http://ottawagasprices.com/

Fuel Tracker
- Part of the Utility Consumers' Action Network, with user-contributed prices in San Diego County, California.
- http://www.fueltracker.com/

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.
- http://www.fuelmeup.com

GasWatch.org
- Lists user-submitted prices for gasoline, diesel, and propane at locations, primarily in Canada and the United States.
- http://www.gaswatch.org/

Gasprice.com
- Data and news about retail gasoline prices in the United States.
- http://www.gasprice.com/

Australian Petroleum Market Monitor
- Provides daily reports to members on price trends and a database of daily prices in the Australian market.
- http://www.eea.com.au/

Petrol Gauge.com
- Interactive Service Station Database, UK and Ireland. User updateable, brand, location, price, AA and other motoring links.
- http://www.petrolgauge.com

GasolineWatch.com
- User supplied gasoline prices in the United States. [English/German; registration required]
- http://gasolinewatch.com

GasWars Online
- Database of gasoline prices as reported by consumers.
- http://www.gaswars.com

GasPriceWatch.com
- Tracks gasoline prices at local stations from reports provided by consumers.
- http://www.gaspricewatch.com

Gas123.com
- Provides gasoline prices for all gas stations in all 50 states in USA. Also offers rebate gas cards.
- http://www.gas123.com

Daily Fuel Gauge Report
- The American Automobile Association's media site for retail gas prices. Lists many different urban areas in the United States.
- http://www.fuelgaugereport.com/