Protecting LiteBlue USPS News LinkLiteblue is a user-friendly online platform provided by United States Postal Service. It is developed for easy access to worker benefits, timetables, compensation, and more. Using Liteblue, USPS employees can stay updated about their job details, connect with colleagues, and manage various HR tasks. BlueLite USPS aims to simplify USPS operations and form a more effective work environment.