EXX or exx can refer to:
Davidson County Airport, an airport in Lexington, North Carolina, U.S. Exxaro, a South African mining company, by stock ticker International Air Corporation, an airline based in the United States, by ICAO airline code; see List of defunct airlines of the United Kingdom EXX, a microcontroller instruction for the Toshiba TLCS exx., a Latin abbreviation for multiple examples; see List of Latin abbreviations