Justice Samuel Alito has responsibility for both the Eighth and Third Circuits.
Allotment as of September 2010
For the District of Columbia Circuit, John G. Roberts, Jr., Chief Justice,
For the First Circuit, Stephen Breyer, Associate Justice,
For the Second Circuit, Ruth Bader Ginsburg, Associate Justice,
For the Third Circuit, Samuel A. Alito, Jr., Associate Justice,
For the Fourth Circuit, John G. Roberts, Jr., Chief Justice,
For the Fifth Circuit, Antonin Scalia, Associate Justice,
For the Sixth Circuit, Elena Kagan, Associate Justice,
For the Seventh Circuit, Elena Kagan, Associate Justice,
For the Eighth Circuit, Samuel A. Alito, Jr., Associate Justice,
For the Ninth Circuit, Anthony M. Kennedy, Associate Justice,
For the Tenth Circuit, Sonia Sotomayor, Associate Justice,
For the Eleventh Circuit, Clarence Thomas, Associate Justice,
For the Federal Circuit, John G. Roberts, Jr., Chief Justice.