Answer:

ZIP

Answer	Crossword Clue
ZIP	Postal code
ZIP	Code type
ZIP	Word before car or code

ZIP	Nothing
ZIP	Oomph
ZIP	90210, for one
ZIP	The big goose egg
ZIP	Nil, nothing
ZIP	Not a dang thing
ZIP	Goose egg
ZIP	Five-digit code, for short

ZIP	Get-up-and-go
ZIP	Type of code
ZIP	Code word?
ZIP	Nada
ZIP	Go speedily
ZIP	State follower
ZIP	Vim
ZIP	Fasten, as a ski jacket

ZIP	Postal acronym
ZIP	Energy
ZIP	USPS acronym
ZIP	Close, as a windbreaker
ZIP	90210, e.g.
ZIP	Squat
ZIP	Letter number
ZIP	Kind of code

ZIP	Code often following city and state
ZIP	Compress, as a data file
ZIP	Tang
ZIP	Get up and go
ZIP	... code
ZIP	Compress a file, perhaps
ZIP	Compress, as a computer file
ZIP	The White House's 20500

ZIP	Move swiftly
ZIP	Pizazz
ZIP	Diddly-squat
ZIP	Zest
ZIP	Zilch