Membership and Directory

Membership to ARRO is free for all Members-in-Training of ASTRO. Join ASTRO as a Member-in-Training now!  Learn about the benefits offered to Members-in-Training. Make sure your ASTRO membership profile is updated to include your resident program affiliation.

Are you graduating this year? Don’t forget to apply for full ASTRO membership.

Are you a current medical student? Sign up to be an ASTRO Student Member (it’s free!). Please direct any questions to ASTRO's membership department.

ARRO Directory

The ARRO Directory contains contact information for ASTRO Members-in-Training at all ACGME accredited radiation oncology residency programs. The directory is updated biannually with information provided by individual residency program coordinators. Please note, only ASTRO Members-in-Training are listed in the directory. Sign up to be an ASTRO Member-in-Training to ensure you are included. If you notice a resident is not listed in the ARRO Directory but is a Member-in-Training, please email ASTRO's membership department.