Following up on this post, and once again taking account of faculty changes since the fall 2014 PGR, here's an attempted update of the top (3.5 or higher) programs for philosophy of physics for 2016-17, again by rough "clusters" of peer programs:

Group 1 (1-4)

Oxford University

University of California, Irvine

University of Michigan, Ann Arbor

University of Western Ontario

Group 2 (5-8)

Cambridge University

Columbia University (incl. Barnard)

New York University

University of Pittsburgh

Group 3 (9-15)

London School of Economics

Princeton University

University of Arizona

University of California, San Diego

University of Minnesota, Minneapolis-St. Paul

University of Notre Dame

University of Southern California