Past Wac Conferences
- 2014 - Arlington, Texas - July 22 - Planetarium at the University of Texas (Arlington)
- 2013 - Kansas City, KS - September 18 - 20 - Gottlieb Planetarium & Science City at Union Station
- 2011 - Killeen, TX - July 26-30 Mayborn Planetarium & Space Theater at Central Texas College
- 2010 - Omaha, NE - August 4-7 Martin Luther King Jr. Planetarium at King Middle Magnet School
- 2009 - Nashville, TN - Sudekum Planetarium (Joint conference with SEPA)
- 2008 - IPS in Chicago, IL - Adler Planetarium
- 2007 - Fairbanks Alaska (No planetarium in hosting city)
- 2006 - Lincoln, NE - Mueller Planetarium at University of Nebraska-Lincoln
- 2005 - San Diego, CA - Reuben H. Fleet Science Center
- 2004 - Denver, CO - Denver Museum of Nature & Science
- 2003 - Salt Lake City, UT - Clark Planetarium
- 2002 - Houston, TX - Burke Baker Planetarium
- 2001 - Eugene, OR - Science Factory Children's Museum & Planetarium
- 2000 - Dallas, TX -
- 1999 - Phoenix, AZ -
- 1998 - Los Angeles, CA at LA Valley College