American Commodity Exchange	1978-1980
Chicago Board of Trade	1955-current
Chicago Mercantile Exchange	1955-1969, 1975-current
Chicago Mercantile Exchange & IMM	1970-1974
Chicago Open Board of Trade	1955-1969
Chicago Rice & Cotton Exchange	1983-1987
Coffee Sugar & Cocoa Exchange	1975-1998
Commodity Exchange, Inc.	1955-1992
Cotton/Wool/Citrus	1963-1967
International Commercial Exchange	1970-1973
Kansas City Board of Trade	1955-current
Memphis Board of Trade Clearing Association	1955-1967
MidAmerica Commodity Exchange	1970-2003
Milwaukee Grain Exchange	1955-1965
Minneapolis Grain Exchange	1955-current
New Orleans Commodity Exchange	1981-1982
New Orleans Cotton Exchange	1955-1965
New York Board of Trade	1998-current
New York Cocoa Exchange	1955-1974
New York Coffee & Sugar Exchange	1955-1974
New York Cotton Exchange	1983-1998
New York Cotton Exchange & Associates	1970-1974
New York Cotton Exchange & Wool & Citrus	1968-1969
New York Cotton Exchange & Wool Associates	1955-1962
New York Cotton Exchange Citrus & Petroleum	1975-1982
New York Futures Exchange	1980-1992
New York Mercantile Exchange	1955-1992
New York Mercantile Exchange - COMEX	1993-current
New York Mercantile Exchange - NYMEX	1993-current
New York Produce Exchange	1955-1969
Pacific Commodities Exchange	1972-1976
Philadelphia Board of Trade	1991-1999
Seattle Grain Exchange	1955-1961
St. Louis Merchants	1962
West Coast Commodity Exchange	1970-1974