Looking to join the Boston Celtics' official supporters club?

You're in luck! Here at AffiliationRegistered, we can help you get registered and join the fun.

Why not become affiliated with the Celtics?

It's the perfect way to show your support for the team, and you'll be part of a community of like-minded fans. Plus, you'll get exclusive access to events and discounts on merchandise.

To get started, simply visit affiliationregistered.org and fill out the registration form.

We'll take care of the rest, so you can focus on cheering on the Celtics!