USTO means United States Transportation Ops

        What does USTO stand for? Abbreviation of USTO, definition of USTO, Explanation of USTO, Full forms of short form USTO.

         We are providing world largest and most comprehensive acronyms, abbreviations directory and search engine for acronyms on the Internet. Abbreviations Finder contains more than 7 million abbreviations and acronyms. You can also search for more than 740,000 general Comprehensive words.