The Geography Division of the U.S. Census Bureau have released the beta version of a new TIGER data web service for current geography data! Visit the TIGERweb Viewer for details.

TIGERweb includes an online viewer providing access to web-based applications and services to view and query boundaries and attribute information for geographic intities from the MAF/TIGER database. Also available are a WMS Service, as well as direct download for national and state level tabular data files.