These schools are located chiefly within Door and Kewaunee counties, which are between Green Bay and Lake Michigan.
All members are also affiliated with the Wisconsin Interscholastic Athletic Association (WIAA).
Sports sponsored by the conference are baseball, basketball, cross-country running, football, golf, soccer, softball, track and field, volleyball and wrestling.
For football the Packerland and Olympian conferences once combined forming a small and large division.
During the 2011 football season changes were made as Brillion and Manitowoc Roncalli joined the Large Division.