http://my.barackobama.com/page/community/group_rss/ElCerritoObammers/html West Contra Costa County -- Enthusiastic Campaign Leaders, Volunteers, Supporters, Voters from the California 10th Congressional District, represented by Ellen Tauscher. To find your district, use the USPS website to find your zip+4 http://zip4.usps.com/zip4 then go to http://www.vote-smart.org to find your district. Soon all districts will have at least one Obama group representing them.