Please note, if you currently have your credit reports frozen, you will not be able to complete the verification process for membership. A DayMet employee will contact you to complete your ID verification as soon as possible. You must be 18 or older to open a membership online. Those under 18 must open an account with a guardian/adult at a branch location. The online membership application takes approximately 5 minutes. Before we begin, review the items you'll need below.