Directions and Accomodations

APS User Office e-mail:, phone: 1-630-252-9090

HPCAT Contact Information
Building 434E
Advanced Photon Source
Argonne National Laboratory
9700 South Cass Ave.
Argonne, IL 60439 USA
Phone: 1-630-252-0479
Fax: 1-630-252-0496

Visitor Registration
Click the above link to fill out a form to request access as a visitor who will not do hands-on work (e.g., a meeting speaker, family member, student).  Users, if you are bringing a family member, this applies to you!

Guest House and Lodging
Argonne National Laboratory hosts a guest house on site for any visitors who need overnight accomodations.  For more information about reserving a room, please visit the Guest House page.

Proper Attire
The temperature in the APS experiment hall floor is maintained at a constant 72°F (22°C) year round. Proper attire for work in the experiment hall includes closed-toe, covered-heel shoes and long pants. Sandals are not acceptable. Skirts may be worn if a lab coat is also worn. Keep this in mind when planning what to bring.

Currency Exchange
The hotels and banks near Argonne do not exchange currency. Plan on using major charge cards, U. S. dollar travelers checks, or exchange currency at the airport (see Universal Currency Converter).