Twin City Amateur Astronomers

Contact Us

There are several ways to Contact Us.
If you want to schedule an event for your group, please email us.
By listserv
Welcome to the group at
This is a free, easy-to-use group email service set up for the TCAA’s communication purposes. You can subscribe, visit your group, start reading and posting messages at:
By Email
By Phone
Please call 309-824-2804.
By Mail
1109 N. Linden St.
Normal, IL 61761