USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Acronyms and Terms Guide

Friday, November 15, 2024

Find out what certain transportation acronyms, initials and terms mean. Get familiar with the different abbreviated names for various operations, lines of business, and programs.