Regional breakdowns updated Fall 2009.

Region I Northeast (total 21 schools as of November, 2011)

Connecticut (0)
Maine (1)
Massachusetts (6)
New Hampshire (0)
New Jersey (2)
New York (7)
Pennsylvania (4)
Rhode Island (0)
Vermont (0)
Puerto Rico (1)

Region II Southeast (total 23 schools as of November, 2011)

Alabama (3)
Delaware (1)
District of Columbia (1)
Florida (4)
Georgia (4)
Maryland (2)
Mississippi (1)
North Carolina (2)
South Carolina (1)
Virginia (4)
West Virginia (0)

Region III Midwest (total 20 schools as of November, 2011)

Illinois (2)
Indiana (1)
Iowa (2)
Kentucky (1)
Michigan (5)
Ohio (6)
Tennessee (1)
Wisconsin (2)

Region IV Central (total 17 schools as of November, 2011)

Arkansas (0)
Colorado (1)
Kansas (2)
Louisiana (1)
Minnesota (2)
Missouri (3)
Montana (0)
Nebraska (1)
New Mexico (1)
North Dakota (0)
Oklahoma (1)
South Dakota (0)
Texas (5)
Wyoming (0)

Region V West (total 20 schools as of November, 2011)

Alaska (0)
Arizona (2)
California (9)
Hawaii (1)
Idaho (2)
Nevada (1)
Oregon (2)
Utah (1)
Washington (2)