Keywords: Map of California highlighting Sonoma County.svg This is a locator map showing Sonoma County in California For more information see Commons United States county locator maps 2006-02-12 own The maps use data from http //www nationalatlas gov nationalatlas gov specifically http //edcftp cr usgs gov/pub/data/nationalatlas/countyp020 tar gz countyp020 tar gz on the http //www nationalatlas gov/atlasftp html Raw Data Download page The maps also use state outline data from http //edcftp cr usgs gov/pub/data/nationalatlas/statesp020 tar gz statesp020 tar gz The Florida maps use http //edcftp cr usgs gov/pub/data/nationalatlas/hydrogm020 tar gz hydrogm020 tar gz to display Lake Okeechobee David Benbennick Maps of Sonoma County California Locator maps of counties of California |