October 01, 6:00am EDT

UNOS Secure EnterpriseS℠ which includes UNet℠ (Waitlist℠, DonorNet®, and TIEDI®), will be updated on:

Wednesday, October 1, 2025, from 6 AM until approximately 8 AM ET.

During this time, the system will be unavailable. Please save all data prior to 6 AM ET.

Please note the Organ Center and UNOS Customer Service will not have access to the system during the times listed above. If you have questions or need assistance with something else, contact the UNOS Organ Center at (800) 292-9537 or UNOS Customer Service at 1-800-978-4334 or unethelpdesk@unos.org .