The Wyoming Association of County Officers consists of the elected officials and their associations.

Association Presidents:

Wyoming County Assessors Association – Ken Guille (Laramie County)
Wyoming County Attorneys Association – John Worrall (Albany County)
Wyoming Clerk of District Courts Association – Mona McAuley (Platte County)
Wyoming County Clerks Association – Malcolm Ervin (Platte County)
Wyoming County Commissioners Association – Jim Willox (Converse County)
Wyoming County Coroners Association – James Whipp (Natrona County)
Wyoming County Sheriffs Association – Allen Thompson (Sheridan County)
Wyoming County Treasurers Association – Katie Smits (Teton County)

All twenty-three Wyoming counties are members of WACO: