Here are all of the September Read-A-Thons I know of. For more information about them, or Read-A-Thons in general, either check out my August Read-A-Thon post or click on the individual links for the Read-A-Thons.
*All of these Read-A-Thons start at 11:59 PM and end 12:01 AM local time
Hooked on Books 6th-13th
Weekend Hooked on Books 19th-20th
Please let me know if you know of any others in comments.
Are you planning on participating in any of the upcoming Read-A-Thons?