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Change Your Contact Information

Three convenient ways to update your contact information

1. Online (Self-service)

This option allows you to update your information in real-time via your online account.

If you encounter any problem, please email or call our Membership Services team (see below).

2. Email Membership Services

Send us an email at service@acs.org. Our team will update your information.
In the email, include:

  • Your name
  • Your member or customer number, if available
  • The change you would like to make

3. Call Membership Services

Our customer service representatives are available to assist you by phone Monday - Friday from 8:30 a.m. - 7:00 p.m. ET (except holidays).

  • 1-800-333-9511 (toll free in the US)
  • +1-614-447-3776 (outside the US)