Aside Posted on
New from Missouri Census Data Center
Geocorr: Geographic Correspondence Engine
Geocorr is a suite of related applications that allow users to get geographic correspondence files (crosswalks, correlation lists, etc.) for dozens of geographic layers for the United States. There are versions for 1990, 2000, and 2010 and later.
Find it here: http://mcdc.missouri.edu/applications/geocorr.html