The following is a list of Oregon-based breweries and microbreweries. The larger volume breweries and microbreweries in the list include the number of barrels sold as of 2004, using information from the Oregon Liquor Control Commission (OLCC). The largest producers in Oregon, all of which are high-volume American breweries, are: · Bridgeport Brewing, Portland, 22,104 barrels Source: [wikipedia: list of oregon breweries]