COSI will reopen to COSI Members and the general public on June 3, 2021. Learn More.
COSI Science Festival
COSI Science Festival

How do I purchase a membership?

COSI memberships can be purchased at COSI, online, through the mail, or over the phone by calling 614.228.COSI (2674).

  • November 16, 2020

E-Mail Membership Team

CALL: 614.228.2674
Mon-Sat, 9am - 4pm EST

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COSI Membership