Sites

Institute for Theoretical Atomic and Molecular Physics (ITAMP) (Popularity: )
http://itamp.harvard.edu/
The Institute is supported by a grant from the National Science Foundation to the Smithsonian Institution and Harvard University.

University of Oregon - Institute of Theoretical Science (Popularity: )
http://darkwing.uoregon.edu/~its/
several interrelated disciplines that encompass theoretical physics, theoretical chemistry, and mathematics.

Erwin Schrödinger International Institute for Mathematical Physics (Austria) (Popularity: )
http://www.esi.ac.at/
providing a meeting place for leading experts in mathematical physics and mathematics in the international scientific community, and nurturing the development and exchange of ideas.

Hanyang University - Theoretical Physics Group (Popularity: )
http://hepth.hanyang.ac.kr/
Theoretical Physics Group in Hanyang University, Seoul, Korea.