GPO Access has the 2006 Edition of the U.S. Code available online (Titles 1 – 41, with the exception of Title 38A). In addition, the United States Code browse feature has been restored. The browse feature allows you to browse individual U.S. Code titles, down to the section level for the latest available update. In the current browsable Code Titles 1 through 41, with the exception of 38A, are based on the 2006 edition (January 3, 2007) of the Code. Titles 38A, and 42 through 50 Appendix, are based on Supplement V of the 2000 Edition (January 2, 2006) of the Code.
hat tip: beSpacific