To designate the facility of the United States Postal Service located at 2121 Meridian Park Boulevard in Concord, California, as the "Carl Jefferson Post Office Building".

Mark DeSaulnier U.S. Representative Doris Matsui U.S. Representative Cosponsor Kevin Mullin U.S. Representative Cosponsor Jimmy Panetta U.S. Representative Cosponsor Sara Jacobs U.S. Representative Cosponsor Sam Liccardo U.S. Representative Cosponsor Pete Aguilar U.S. Representative Cosponsor Raul Ruiz U.S. Representative Cosponsor Gilbert Cisneros U.S. Representative Cosponsor Jay Obernolte U.S. Representative Cosponsor Scott Peters U.S. Representative Cosponsor Julia Brownley U.S. Representative Cosponsor Ami Bera U.S. Representative Cosponsor Mike Levin U.S. Representative Cosponsor Jim Costa U.S. Representative Cosponsor Young Kim U.S. Representative Cosponsor David Valadao U.S. Representative Cosponsor George Whitesides U.S. Representative Cosponsor Maxine Waters U.S. Representative Cosponsor