Blank map of the United States House of Representatives districts that will be in use (as of 2012-08-09) for the 113th United States Congress and the 2012 House elections.
Data collected from the several states' shapefiles on redistricting, traced onto a blank map of the U.S. to reduce file size for purposes of showing electoral traits and results.

Alternate version of File:113th U.S. Congress House districts blank.svg, this has the states' outlines and no outlines for the congressional districts.
Own work
Mr. Matté (if there is an issue with this image, contact me using this image's Commons talk page, my Commons user talk page, or my English Wikipedia user talk page; I'll know about it a lot faster)