Group Registration

New Groups: Create a group administrator account

All groups must create a group administrator account using the link below prior to registering group delegates.

For help with group registration, contact the ASCO Annual Meeting Customer Service Center at

Existing Groups: Register delegates and make changes

Registration Online: (Available to all groups)

Provide your login number and password and select Sign In

Login Number:

Forgot your login number or password? Select here

Registration by spreadsheet:

(Available to groups with 50 or more delegates after a group account is created)

Information regarding group login, group registration, and group payment can be found in our Frequently Asked Questions.