Contacts

Open Enrollment

You can enroll in your ORNL Benefits online or by phone using the methods below. You will be directed to ADP to complete your enrollment.

• To make your 2025 benefits elections online, visit the ADP Portal at my.adp.com.
• View this PDF for details on how to register on the ADP Website.

Contacts

ORNL Benefits Service Center (via ADP)

For enrollment assistance (or to enroll by phone), contact:

1-800-211-3622 (toll-free)
Monday–Friday, 8 a.m.–8 p.m. (ET)
Saturday 8 a.m.– 5 p.m. (ET)

ORNL Benefits Office

For enrollment inquiries and ongoing benefits support, contact:

[email protected]
1-865-576-7766 (local)
1-866-576-7766 (toll-free)