9W or 9-W may refer to: Units of measurement 9°W, or 9th meridian west, a longitude coordinate 9 watts 9 weeks 9 wins, abbreviated in a Win–loss record (pitching) Transportation 9W, IATA code for Jet Airways List of highways numbered 9W U.S. Route 9W, a highway in the states of New York & New Jersey New York State Route 9W Mississippi Highway 9W GE BB40-9W locomotive C44-9W, a model of GE Dash 9-44CW locomotive C40-9W, a model of GE Dash 9-40CW locomotive Z-9W, a model of Harbin Z-9 See also W9 (disambiguation)