Office of U.S. Senator Barbara Boxer Share: Government Elected Officials Office of U.S. Senator Barbara Boxer Visit Website SH-112 Hart Senate Office Bldg Washington, DC 20510-0505 (202) 224-3553 (202) 228-3865 (fax) Facebook Twitter YouTube Instagram Map What's Nearby? Distance: 5 10 15 20 25 50 mi.