| Organization | Description |
|---|
| Allegheny Institute for Public Policy | Pittsburgh, Pennsylvania |
| Evergreen Freedom Foundation | Olympia, Washington |
| Goldwater Institute | Phoenix, Arizona |
| Independence Institute | Golden, Colorado |
| John Locke Foundation | Raleigh, North Carolina |
| Mackinac Center for Public Policy | Midland, Michigan |
| Pacific Research Institute | San Francisco, California |
| Pioneer Institute | Boston, Massachusetts |
| State Policy Network | State Policy Network (SPN) is the professional service organization for America's state-based, free market think tank movement. |
| State Policy Network - Directory | Locate state think tanks by state |
| Sutherland Institute | Murray, Utah |
| Texas Public Policy Institute | San Antonio, Texas |
| Washington Policy Center | Seattle, Washington |
