The Lions Clubs International Headquarters building, located in Oak Brook, Illinois, USA, is home to the world's largest service club organization. There, 280 employees work in 43 departments, organized under 11 divisions, to serve the programming and administrative needs of the association's worldwide membership. The office is open to Lions and the general public from 8 a.m. to 4:30 p.m., Central Time, Monday through Friday.
For e-mail addresses and phone numbers, select one of the divisions listed in the menu.
