Employee guides & toolsFor sign-in or account changes, continue on liteblue.usps.gov.
Calendars & Tools

Work Hours Calculator for Postal Employees

Convert a start time, end time and unpaid break into elapsed work hours. Convenience tool only; not an official USPS timekeeping record. This tool runs locally in your browser and does not send your entries to a server.

Reviewed 2026-10-03 • Primary sources: USPS public materials
Account security: Enter Employee ID, password, MFA codes, banking changes and other sensitive account information only inside the official LiteBlue USPS.gov portal.

Use the tool

Work hours calculator

Important limitation

This calculator is informational. It does not connect to USPS payroll, LiteBlue, TACS or any employee account and should not replace an official earnings statement, leave balance or HR determination.

Why the source matters

Where the tool depends on USPS rules or dates, the underlying source is linked below so you can verify the current official information.

Frequently asked questions

Does this tool access my LiteBlue account?

No. All inputs stay in your browser and there is no login integration.

Is the result official?

No. Use official USPS records for payroll, leave and account decisions.

Official sources

Verify time-sensitive information with the current USPS source.

Advertisement space — enable only after AdSense approval