Recover Your User Name

Enter the email address associated with your ACS ID, and we'll email you your User Name.

Forgot your password?

Need help? Contact the ACS Member Services team.

  • Email: service@acs.org
  • Phone: (800) 333-9511 (United States and Canada)
  • Phone: +1-614-447-3776 (Outside North American)
  • Fax: +1-614-447-3671

Calls are answered Monday through Friday (except holidays) from 8:30 am to 7:00 p.m. Eastern Time