Establish a new ID with your current email account, then
Call Adobe Customer Support at 800-915-9428. If you’re outside the US, you may have access to Adobe Support in your country/region that may be able to expedite your subscription cancellation locally.
Contact Adobe Customer Service. Have the credit card you used for your subscription handy, as well as all its billing information. They may be able to cross-reference your subscription by the credit card number and/or other information you gave them when you established your subscription.