USPS Liteblue HR Contact
USPS Liteblue HR Contacts.
How to contact the United States Postal Service Human Resources Department.
USPS employees can contact the USPS HRSSC at 1-877-477-3273, option 5 or TDD/TTY – 866-260-7507 for step-by-step assistance with setting up your password.
HRSSC stands for “HR Shared Service Center”.
USPS Liteblue HRSSC Operating hours.
The hours of operation for the HRSSC are Monday through Friday, 7:00 am – 8:30 pm EST.