W8

W8 or W-8 may be:

* W8 - working with wood exhibition, NEC Birm 26th -29th Oct 2008
* London W8, a London postal district in Paddington
* W8 London Bus Route
* W8 engine
* Cargojet Airways (W8 IATA airline designator)
* Wait
* United States, Department of the Treasury, Internal Revenue Service W-8 form: Certificate of Foreign Status of Beneficial Ownerfor United States Tax Withholding