Senator Robert Portman of Ohio Congressional Report Cards is a project of . Back ChamberU.S. Senate StateOhio Term started03-Jan-2011 Term endedN/A Washington DC Office448 Russell SOBWashington, DC 20510-3506(202)224-3353 Electronic Contacthttp://www.portman.senate.gov/public/index.cfm/contact?p=contact-form Report incorrect data Additional information about Senator Robert Portman Special Interest Group Ratings (VIS Congressional Report Cards) Congressional Voting Records, Missed Votes, Party Unity Scores, etc.