User Services

The ALCF User Assistance Center provides support for ALCF resources. The center’s normal support hours are 9 a.m. until 5 p.m. (Central time) Monday through Friday, exclusive of holidays.

Contact Us


Service Desk:
Building 240, 2-D-15/16
Argonne National Laboratory
9700 South Cass Avenue
Argonne, IL 60439

Trouble Tickets

To open a trouble ticket for a technical issue please email and to open a trouble ticket for an account related issue please email

The ALCF User Support is located on the second floor of the Theory and Computer Sciences Building (TCS) building 240 at Argonne National Laboratory. Within TCS, our location code is 2-D-21. Please use the information kiosks at the entrance of the building to locate us, or call for assistance.

User Survey Results

The ALCF conducts yearly surveys to gain a better understanding of how we can improve the user experience at ALCF. Below are the numeric results of these surveys.

2012 ALCF User Survey Results