6W

6W or 6-W may refer to:

Units of measurement

 * 6°W, or 6th meridian west, a longitude coordinate
 * 6 watts
 * 6 weeks
 * 6 wins, abbreviated in a Win–loss record (pitching)

Other

 * 6W, IATA code for Saravia
 * Dublin 6W, see List of Dublin postal districts
 * 06W, a designation for Typhoon Ora (1972)
 * 6W, the production code for the 1985 Doctor Who serial The Two Doctors
 * 6w (locomotive), a type of locomotive under the Whyte notation