1980 — Pittsburgh, Pennsylvania

1981 — Raleigh, North Carolina

1982 — Chicago, Illinois

1983 — Waterloo, Ontario

1984 — Los Angeles, California

1985 — Phoenix, Arizona

1986 — New York, New York (with OAH)

1987 — Washington, D.C. (with SHFG)

1988 — Denver, Colorado

1989 — St. Louis, Missouri (with OAH)

1990 — San Diego, California (with SOHA)

1991 — Toledo, Ohio

1992 — Columbia, South Carolina

1993 — Valley Forge, Pennsylvania

1994 — Sacramento, California (with SOHA and NOHA)

1995 — Washington, D.C. (with OAH)

1996 — Seattle, Washington

1997 — Albany, New York

1998 — Austin, Texas

1999 — Lowell, Massachusetts

2000 — St. Louis, Missouri (with OAH)

2001 — Ottawa, Ontario

2002 — Washington, D.C. (with OAH)

2003 — Houston, Texas

2004 — Victoria, British Columbia (with ASEH)

2005 — Kansas City, Missouri

2006 — Washington, D.C. (with OAH)

2007 — Santa Fé, New Mexico

2008 — Louisville, Kentucky

2009 — Providence, Rhode Island