Is aol contacts basically the same as an address book?

Or is there an address book on aol?

“To access the Address Book:

Click the Address Book icon in the Write Mail window or on the Buddy List window.

If you are accessing your e-mail offline at AOL.com®, please click the Addresses tab at the top of the Mailbox window.

To access the Address Book in AOL® OpenRide®:

Click the MAIL tab, click the Write New Message icon, then click the Address Book icon in the To: box. You can also click the AIM® PEOPLE pane, then click the Addresses tab.”